Xiao Hong is a shy 29-year-old man who works in an aquarium fish store and lets his overprotective mother boss him around in all aspects of his life. His cousin decides to take him to a seedy hotel where Sister Lele oversees the prostitution business.

Two reserved strangers form an unspoken mutual crush as they share their daily elevator rides to work, but misunderstanding ensues as they dare not talk to each other.

Ajie has a little problem: when he is nervous, he farts; they are stinky and loud. When tasked with being the "note starter" of the choir, he must seek a solution. As the final performance draws near, can Ajie conquer his nerves and complete his mission?

Xiao Chi, a driven girl who's been looking for love, gets asked out by a hot guy on the eve of Valentine's Day. As she anticipates her first date, she wakes up the next morning and finds that the Valentine's Day has mysteriously passed.