Wiki & Encyclopedia: She Got Drunk And Entered The Wrong Room, And A Big Boss In The Beijing Circle Fell Into Trouble Overnight.

A twenty-two-year-old woman who is anxious and physically suffering after an unexpected one-night stand. She is meticulous about her hygiene and health, leading her to seek medical attention.

A powerful executive with a dominant personality and a mysterious medical alter ego. He had a one-night encounter with Lin Yuan and is now filling in as a doctor at the hospital where she seeks help.

The efficient assistant to Fu Mingxiu, tasked with handling his personal requests and investigation matters.

A senior medical professional and gynecologist at the hospital. She is the mother of Fu Mingxiu and is deeply concerned about her son's love life, frequently trying to set him up with other doctors, oblivious to his existing involvement with her patient, Lin Yuan.

A middle-aged manager at the cosmetics company where Lin Yuan works. He is a predatory character who uses his position of authority to sexually harass young and vulnerable female employees.

A colleague of Lin Yuan at the cosmetics company. She is observant and serves as a supportive peer, warning Lin Yuan about the inappropriate behavior of Manager He.

An inquisitive elderly neighbor living in the same residential building, overly interested in the personal lives and relationships of others.

Lin Yuan's best friend. She is outgoing, loves gossip, and is eager to play matchmaker for Lin Yuan, often encouraging her to pursue romantic opportunities.

A sophisticated and teasing friend of Fu Mingxiu. He enjoys observing social dynamics and does not hesitate to provoke or tease Fu Mingxiu regarding his romantic interests.

A colleague of Lin Yuan who works part-time at a high-end bar. She is manipulative and harbors jealousy toward Lin Yuan's natural beauty, successfully tricking her into joining the bar staff to earn a referral commission.

Fu Mingxiu's mother, who is eager for him to marry and provide her with grandchildren.

A foreign enterprise representative visiting China. Ken is openly flirtatious, attracted to women, and finds Lin Yuan particularly beautiful. He has a history of friendship with Fu Mingxiu from their time abroad.

A cosmetics company manager who is opportunistic and eager to capitalize on his subordinate, Lin Yuan's, favorable interaction with high-profile clients.

A professional identity assumed by Fu Mingxiu to conduct business, creating a aura of mystery and importance for employees at the cosmetics company.

The affluent socialite mother of Fu Mingxiu. She is eager to see her son settle down and mistakenly identifies Lin Yuan as his girlfriend upon spotting them at a restaurant.

A refined and delicate young woman who was saved by Fu Mingxiu after being drugged. She is currently overwhelmed, physically exhausted, and shy following an intimate encounter with her savior.

An intern who is highly capable and stands out in her department, triggering jealousy from Ma Xiaoqian. She is physically drugged by Ma Xiaoqian and targeted by He Chao.

A composed and powerful figure who intervenes to save Lin Yan, violently incapacitated He Chao after discovering the situation.

A young woman who was the target of a drugging attempt by a colleague at a company event. She is hesitant to enter a relationship with her rescuer, citing a lack of mutual familiarity.

A man who shows a possessive and jealous nature toward Lin Yan, often intruding into her private life while struggling with the idea that she might be seeing someone else.

A meddlesome and gossip-prone neighbor who takes an overbearing interest in Lin Yan's dating life and personal affairs.

A neighbor who frequently joins Aunt Ma in prying into the private lives of others, specifically Lin Yan's status regarding a boyfriend.

The male lead who is romantically involved with Lin Yan. He is assertive, persistent, and dismissive of the social implications of his actions.

A neighbor mentioned by Lin Yan who observed her with Fu Yuanxiu.

A neighbor mentioned by Lin Yan who observed her with Fu Yuanxiu.

A female employee at a company who finds herself caught in a coercive and complicated relationship with Fu Mingxiu. She is cautious and attempts to avoid unnecessary workplace drama.

A colleague of Ma Xiaoqian, suspected by Ma of anonymously reporting the affair to the company.

A large and formidable woman who attacks her husband in the hospital after discovering his infidelity.

A man from an established family who seems interested in pursuing Lin Yan. He is persistent and wealthy, often traveling for business.

Fu Lianxiu's father, who supports his wife's desire to see their son marry.

A man who hires Lin Yan for a casual job looking after his pets while he is away on business. He lives in the same residential area as Fu Lianxiu.

A possessive and intensely jealous man who displays a strong, often overwhelming interest in Lin Yan, frequently demanding explanations about her social interactions.

An intense, assertive, and physically demanding man who clearly desires a possessive relationship with Lin Yan. He is wealthy, confident, and uses his status and charms to coerce his way into Lin Yan's personal space.

The female protagonist who wakes up in her own bedroom to find an intruder in her home. She is disoriented, confused, and anxious about her safety.

The young, intelligent son of Lin Yan and Fu Mingxiu. He is witty and has a personality similar to his father.

Fang Zhanbo's large, enthusiastic Golden Retriever.

Fang Zhanbo's round, orange cat.

An influential and wealthy man, often addressed as a young master, who displays a cold exterior but hides an obsessive, fixated, and unrequited love for Lin Yun.

A socialite frequently seen at parties who takes a sharp, gossiping interest in the romantic affairs of his peers.

A young woman who struggles with the realization that she accidentally spent the night with a stranger after getting intoxicated at her best friend's birthday party.