Based on the Thai show Pritsana Fah Laep, a quiz show where members of two teams compete to win.

Tài is suddenly pulled into a dangerous spiral after becoming trapped under a massive debt. Pushed to the brink, he is forced into a series of reckless choices that soon place his family under threat. Behind his desperate actions lies a deep obsession with protecting and repaying the mother he loves at any cost. As the line between right and wrong grows increasingly blurred, Tài must confront the most difficult question of his life: can filial devotion justify the path he has chosen?

A friend group bought a lottery ticket and won the jackpot but the ticket holder of the ticket accidentally died. Some of the surviving friends intended to unravel their friend and retrieve the winning ticket, some don't.