Lan Kwai Fong (LKF), a well-known party location in Hong Kong with loads of nightclubs and bars. Everyone likes to go to LKF for fun, one night stands or even true love. LKF has captured the joys and sorrows of many... One night, Steven - a regular of LKF met the flight attendant - Jennifer. They had sex on the first night they met but both could feel love come along. They had another date on New Year's Eve. Unfortunately, misunderstanding tore them apart and Jennifer decided to disappear from LKF. After eight months, Steven meets with Jennifer again and hopes to restart a relationship with her. However, Jennifer is no longer single, she's now his boss, Leslie's girlfriend. At the same time, Steven receives a call that his close friend collapsed and had to be sent to hospital. His friend encouraged him to follow his heart. When he finally decides to tell Jennifer about his feelings...

Promiscuous things going on every night at LKF. Tonight, a photographer hits it off with a girl that just broke up with her rich ex-boyfriend; an office boy in advertising mistakes his cell phone for a pretty married woman’s; a broker gets to know a prostitute a lot more than he should; a patrol officer comes across a female DJ working at a night club, they’re like familiar strangers to each other.

Shin and Sara have been engaged for two years. They once had an argument and agree to have fun individually. Sara’s best friend Jeana who always has a soft spot on Shin, she then tried every means to seduce him. In the meanwhile, Jeana’s boyfriend Jacky is also getting close with Jolie who’s fun and wild. Lan Kwai Fong is as bustling as usual this weekend. The girls are all gathered to rock the clubs. Since Sara met the Korean hot guy Kim, the relationship between all of them started to change…