Zhong has favorable feelings toward his new classmate, Guan Jian Ying. However, Ying has feelings toward Tang Jun Xi, another member within 4U. On top of that, Ying's good friend, Zeng Wei Yun, fell in love with Zhong at first glance, which makes Ying continuously keep an appropriate distance away from Zhong. During the time of Zhong's failure with love, he incidentally met with a big celebrity, Li. Because both of their backgrounds are identical, they mutually understand each other and gets into a relationship. Later, Li (portrayed by Zhang Min), because of her wealthy, businessman ex-boyfriend's failure in his business, she couldn't bear it but breaks up with Zhong. Even though Yun takes this chance to step in, but Zhong discovers that the person that he has loved all along is still Ying. Therefore, he decides to launch his pursuit toward Ying… After all their ups and downs together, Ying and Zhong finally understands that the ones that they truly love are each other. At this time, Ying discovers that there is a forewarn of her losing her sight. Ying doesn't want to trouble Zhong and the two of them agrees on a one year arrangement, hoping to give each other freedom and turned their feelings of love into friendship for one another. Hence, Zhong turns his deep love for Ying into a compilation of love songs, touching numerous fans. In a blink of an eye, one year is up. Ying didn't show up as planned, Zhong is mad with grieve and continuously searches for her. Unknowingly, Ying's eye operation wasn’t a success and she sank into a deep coma…

Lin fell in love with his classmate, Zeng Wei Yun. The two of them are a couple of well-made lively characters. Even though Lin endures Yun's impulsiveness, irrationality, and unreasonableness, but he is still unwaveringly, deeply in love with her all along. However, it just turns out that Yun's heart only has Zhong, this one person and regards Lin as a good brother. Toward this relationship, Lin does everything he can with no complaints and no regrets, hoping that there would be a day when he will be able to move Yun’s heart…

As a result of his filming of a show with sexy, female star, Qiu Qi Wen, Xi becomes infatuated with Wen and is unable to pull himself out of the situation. Yet because of the problems with Wen's image of a sexy female star and her family background, it causes the two of them to be unable to love each other. At the same time, Xi is faced with Ying, who has deeply profound feelings toward him as well as Qian (portrayed by Xu Hua Feng), his manager, who has a secret crush on him all along. Along the road of love, he is constantly bumping into walls. Besides from being under lots of pressure, plus being framed for those photos for the adult brand products, his image and acting career is seriously endangered. It causes a huge crisis to appear in his career…

Because of his fond feelings for one of the group member, Yang Ji Lin, Qiao stays in the entertainment circle to develop his career and firmly refuses to go back to Australia to take over his father's business, which causes their father and son relationship to always be in a tensed/strained state. On Lin, Qiao is able to find the portion of himself that he is lacking, of which he desires. Towards Lin, Qiao can only silently guard him, never showing one sign of his true feelings, silently sharing Lin's happiness and sadness in life. Several times, Qiao would look for Yun and have her disguise herself as his girlfriend in an attempt to deceive his mother who comes from Australia to Taiwan, which actually causes Lin to misunderstand and tension arises in their friendship. Qiao finally expresses his true feelings toward Lin but Lin couldn't accept it. Under the failure with their relationships and with the influence of alcohol, Qiao and Yun slept together, causing Qiao and Lin to sink into a crisis that threatens their friendship…

Zhong receives pressures from his management company and Li and her boyfriend has a big gap in their relationship because of this. Several times Zhong is caught by the media taking photos of him carrying Guan Jian Ying, whose foot is sprained, up the stairs. The media criticizes him for being a playboy and says that he is together with Li only because he is relying on her reputation to promote the degree of his own famousness. At this time, Li also raises the issue of breaking up with Zhong. Zhong tries his best to explain again and again, but in each case, he is coldly refused and left outside the door by Li. Li sees Zhong standing outside in the rain and her heart is aching endlessly, but she still didn't tell Zhong the truth. In fact, Li's rich business boyfriend, Kai Wen's company, because of poor management is faced with a bankruptcy crisis. Li couldn’t bear that her ex-boyfriend is betrayed by people and deserted by relatives and that he is left alone to handle everything himself. Plus she is touched by the fact that her ex-boyfriend had helped her in the time when she was at her most helpless stage. In the end, Li decides to stay by Kai Wen's side to support him and her entangled relationship with Kai Wen is finally able to be settled.

Qian puts all her energy and time onto 4U. She arranges their work and solves all the problems and difficulties that they have in their lives. As for Qian, whose love life has always been empty, even though her friends act as matchmakers in many ways, but she still develops a special feeling for Tang Jun Xi within 4U. Especially when Xi is pulled into the scandal with the photos of the adult brand products and she is suspicious of Yun. Qian is broken hearted and jealous, lost all of her reasoning and misunderstands Xi. Seeing Xi's downcast mood, Qian finally expresses her true feelings to him, hoping to comfort Xi's pain, but is refused by him. At the same time, Qian discovers that she had mistakenly faulted Xi, being guilty and ashamed, she kills herself. Xi receives this shock and as a result, couldn't pull himself together.

Coincidentally gets acquainted with Guan Jian Ying, is attracted by Ying's designs, and also arranges for Ying to be her assistant designer. Besides from giving Ying opportunities and creative spaces at work, she is also Ying's greatest escape when it comes to problems with Ying’s relationships. Their relationship are that of a teacher/student and also that of a friend. When Ying's eyes were faced with the probability of losing sight, not only did An push Ying's designs toward its success but she also helps Ying to face her problems with her relationship.

Came to Taiwan with her grandmother when she was young, is very good friends with Zeng Wei Yun. Despite having deep feelings for 4U member, Tang Jun Xi, but she is continuously in a passive mode. When she learns that Xi likes movie star, Qiu Qi Wen, she sullenly focuses all her attention on her clothing designs, wholeheartedly just thinking about letting Xi and Wen be together. Fortunately, she has her mentor, An, pointing her in the right direction and becomes a new star of the future in the fashion designing world. Later, when Ying's father (portrayed by Ke Jun Xiong) with the identity of the big boss of a mafia gang, shows up suddenly, it causes a big change in Ying's life and started a sincere father/daughter relationship. Her friendship with Xie Yao Zhong grew through an exchange of blows at first. After their misunderstanding with each other slowly dissolves, unexpected feelings of sincereness is weakly buried for each other between them. Even though Zhong likes Ying, but because of her good friend, Yun, Ying refuses this relationship and lingers painfully between love and friendship. In facing Zhong's mad pursuit, Ying is carrying the burden of having her good friend, Yun, liking Zhong in one aspect and plus the fact that the condition of her illness with her eye disease is turning worse. In consideration for not wanting to burden Zhong, Ying conceals the matter of herself on the verge of losing her sight. This made her have no choice but for her to make a cruel decision, drawing up a one year arrangement to meet again at that time…

Fell in love with 4U member, Xie Yao Zhong at first sight. Even though Zhong doesn't have any feelings toward her, but Yun is still immersed inside this crush of hers, only thinking of her own happiness. On the contrary, she is constantly acting cold and warm toward Yang Ji Lin who deeply cares for her. At the time when Zhong is feeling down with his failure in love, Yun took the opportunity and steps in but in the end, it still ended with them breaking up which causes her pride to be seriously wounded. And then after unexpectedly sleeping with Zeng Wei Qiao, it causes her to sink into an even more confused relationship. So much that she starts giving up on herself and her relationship with Ying is faced with a severe test of friendship…

Because of her background and image, Qiu, keeps on refusing Tang Jun Xi's pursuit. Under Xi's persistent and unwavering pursuit, she is finally moved by Xi's true feelings. Turns out that at this time, Qiu's ex-boyfriend starts to stir up trouble, continuously framing Xi, causing Xi to be confronted with losing his reputation and his name. Qiu bravely risks her ex-boyfriend publicly announcing her personal secrets and clarifies things for Xi. Even more, at the time when Xi is at his most depressed state, she is by his side helping him.

At the same time, Ying's father also finds out the one who betrayed him 20 years ago which caused him to lose his wife and child. He decides to extract revenge, causing the uprising of bloodbaths to come and Ying gets pulled into the middle of all of this. However, it also causes their father/daughter relationship to slowly get better. Meanwhile, his daughter's inborn illness turns for the worst, with a chance that she will turn blind. Ying's father abandons the struggle in the mafia world, keeping company with his daughter who is hiding from her relationship, and also compensates the regret of not acting the part as her father in the past…