(portrayed by Blue Lan Cheng Long) – An innocent and mischievous big kid.  Since he was young, he has always looked down on bullies and helped the weak.  He’s impulsive and brave.  He appears to be very rough but he has always kept his father’s old age in mind after he starts high school.  Keeping it a secret from his father, he joins the police academy where he doesn’t need to pay tuition anymore.  He and Jun Wei support each other and both work hard towards their ideals.  However, the way that they both work towards accomplishing their goals causes conflicts to arise between them.

(portrayed by Lin You Wei) – Originally, he was always playing around and acting foolishly.  The topics of his conversation never shift away from girls.  However, after graduating from high school, his family’s finances changed.  He suddenly starts acting very seriously and joins the policy academy.  His cousin is a high rank police officer which gives him someone to depend on.  Born with cleverness, he is good at using a slick and sly attitude to pull strings and socialize with others.

(portrayed by Zheng You Jie) – Being the eldest son from a family of farmers, he witnessed the conflicts that erupted between his father and his uncle over inheritance issues when he was young.  A lonely and unsupportive childhood caused his self-esteem to be deeply affected.  Henceforth, he is extremely slow in whatever decisions that he needs to make.  The first thing that he thinks of is protecting himself and so his relationship with his police academy classmates is receding rather than advancing…

(portrayed by Gui Lun Mei) – 18 years old.  Has a personality where she keeps to herself.  In order to accomplish her father’s dream, she reluctantly replaces her younger sister in joining the police academy.  However, because she is not physically fit and she has a phobia against water, she was almost expelled from the police academy.  Fortunately, with Han Qiang and Jun Wei’s help, she was able to pass her exam.  She and Kai Yi are only one years apart.  Their personality is completely different but their appearances are very similar.

(portrayed by Aggie Xie) – Has a lively and optimistic personality and is very strong in her capabilities.  Because she doesn’t like to have everything planned by her family, she would appear less serious than her elder sister Fang Yi.  After meeting Han Qiang and Jun Wei, she started to face her schoolwork more energetically.  Later, her forensic skills cause her to be an extremely helpful player in criminal investigations.

(portrayed by Judy Fukumoto) – A rich young lady, who returns to the county with her younger brother, Nuo Man, in order to take over her family’s business.  Her direct feelings towards Han Qiang would cause any other man to be bewildered.  Instead, Han Qiang feels that their background is as different as night and day and rejected her several times.  This relationship causes many hesitations in Han Qiang’s carefree personality.

(portrayed by Ma Zhi Xiang) – Senior at the police academy.  Has very good physical strength and is very popular when he is in school.  Has a strict and honest personality and follows everything by the rules.  He firmly opposes any matter that is unreasonable or unrighteous.

(portrayed by Niki Wu) – A beautiful female prosecutor who the police force is extremely in awe of.  In front of others, she will always show her strong side.  Because she becomes haughty or unreasonable when her position is supported, she would often make others feel that she is hard to get close to.  Han Qiang gets acquainted with her after an accidental meeting which leads to their teacher/friend relationship later on.

(portrayed by Li Jie) – After returning to the country with Jennifer, he accidentally meets Han Qiang during a dispute one time.  He is the first one who calls Han Qiang “Police et Vous.”  He has a strong ambitious heart when it comes to his career but because he doesn’t have enough experience, he causes his family’s business to be caught up in a big crisis.

(portrayed by Wasir Zhou) – His background in the orphanage developed his constrained and lonely emotions.  He regards Jennifer as his only family member and he is willing to sacrifice anything to protect her.

(portrayed by Johnny Lu Si Ming) – Is the elder brother of Chen Ying Jie in the orphanage.  His eyes are always blazing with anger and he is always planning.  Unhappy memories from his childhood hammered out his vigorous ambitions and decisive personality.  He holds a small place for himself in the business and political world.  He would also point Chen Ying Jie in the right direction at the right time.

(portrayed by Fan Guang Yao) – Jun Wei’s cousin, a high rank police officer.  His goal it to promote law enforcement politics.  He sacrifices time with his family to socialize between high rank officials and people from all trades.  He oversteps his boundaries between the fuzzy lines of good and evil.  He is Jun Wei’s mental dependence and also his heavy burden.

(portrayed by Bu Xue Liang) – A senior police officer at the local police station.  He teaches Liu Hang Qiang, who just graduated from the police academy, on how to be a “police officer.”  Han Qiang refers to him as his teacher.  He has an honest, enthusiastic personality who helps out those in need.  He doesn’t like it when police officers use their badge to exaggerate their power and authority.  He is a supporter of the old time close relationship between a police officer and the citizens.  His attitude deeply affects Han Qiang.

(portrayed by Pan Zhong Wei) – Another type of senior police officers.  He often does nothing and likes to put forth an arrogant attitude.  However, once he regards you as a friend, then he would not hesitate to break any rules to help and support you.  The first time that Lin Jun Wei is placed into a unit, he meets Tai Min.

(portrayed by Queena Liu) – A female reporter whose eyes reveal a cunning and sly temperament.  She has an untiring perseverance and seeks the truth from the facts.  Her sharp questioning style causes police officers to want to run away from her when they see her.  Yet her capable appearance thoroughly breaks apart after she falls into the web of love.

(portrayed by Bao Ma) – Jennifer’s mother.  She and her husband established a clothing factory when they were young.  Through their struggles, their business expanded and grew.   After the company expanded, she received the emotional betrayal from her husband.  Living in a rich and powerful world and holding onto the CEO position in the company yet there is only emptiness and loneliness within her heart.

(portrayed by Hu Huan Wei) – Lives in the countryside and is very considerate and caring towards his grandfather.  He dreams about spending the rest of his life with Ah Mei who watches over the betel nut stand.  There are many lazy people like him all over the streets.  If the police don’t take care of them, they will very quickly be pulled into the mafia.

(portrayed by He Yi Qi) – Has a fiery personality and a girl who is extremely opinionated.  After her father and brother passed away from an accident, she and her mother are left to watch over the betel nut stand.

(portrayed by Wang Jian Min) – A very powerful and influential teacher when he was in the police academy.  He is very honest and pursues justice.  However, after he is transferred over to the Internal Affairs Department as its team leader, he gradually discovers the contradictory conflicts between reality and principle within the complicated bureaucratic struggles.  The difficulties that the senior officials caused for him finally caused him to have an emotional break down during a social gathering.

(portrayed by Wu Peng Feng) – A rural police officer.  Because he is not good at expressing his feelings and is always busy with his job, his relationship with his teenage son is not on good terms.  During an investigation one time, he caused his son to be involved and got hurt.  Although this unexpectedly brings closeness to their cold relationship, but it also brings about his indecisiveness in his determination to continue to be an upright and selfless police officer.

(portrayed by Zhang Rong Rong) – A beautiful female kindergarten teacher who Lin Jun Wei met while he was checking the census.  Jun Wei is always trying to get on her good side but when he finds out that she is someone who his boss Xun Guan is also after, he is met with a dilemma.

(portrayed by Lin Xin You) – In charge of a small unit.  He must carry out all the orders from his senior officials that are above him and must lead all the different types of “police officers” that are underneath him.  He would often become the scapegoat that is stuck in between.