In Episode 12, the affluent Wan Sui finds himself backed into a corner when and Kai Xin relentlessly insist on visiting his home. Fearing that revealing his extreme wealth would alienate his friends or make them treat him differently, Wan Sui goes to elaborate lengths to maintain his "ordinary" facade:
: Wan Sui’s actions are guided by a cynical test suggested by his staff: if his friends can look past his apparent poverty and "disgusting" living conditions, they are true friends. Ani ni Tsukeru Kusuri wa Nai! 3 Episode 12
: The humor of the episode stems from the dramatic irony of the situation. While the audience sees the absurdity of a rich kid pretending to be poor, the emotional core lies in the "victims" of the prank—Shi Fen and Kai Xin—who prove their loyalty by enduring a situation they find repulsive just to support their friend. In Episode 12, the affluent Wan Sui finds