An outgoing teen from a single-parent family, You-jie is clever but dislikes studying, making him the infamous troublemaker at school. Desiring independence and an escape from authority, he works part-time jobs to earn his own money. Once he becomes a dealer, the easy cash starts flowing quickly, and his original goal - to support his grandmother - slowly becomes distorted. However, when he witnesses his mother consumed by addiction and turned into someone unrecognizable, You-jie begins to despise the very thing he once believed in…
Yi-chen was born into a middle-class family. His father has been working in China, and when he was a child, he witnessed his mother having an affair. To protect his mother, Yi-chen chose to hide the truth from his father. But deep down, Yi-chen feels as though he has betrayed him. Yi-chen views his life as a lie. His parents provide him with money, but he feels deeply alone and neglected. When he meets You-jie, who offers him both friendship and support, Yi-chen gradually opens up. Desperate to hold onto this precious bond, he is willing to do anything, unaware that he's slowly straying down a dangerous path.