In this TV show, two young men with vastly different personalities, educational and cultural backgrounds, and ideologies, live in the same old building, leading to conflicts.

Zhang Shaonan is a university student wanting to move out of his dormitory after arguing with his supervisor. He switches to a unit owned by his aunt, but it has been occupied by Ah Long, a triad member, who pays only a minimal rent.

Shaonan is often annoyed by Ah Long's lifestyle and tries various methods to make him move out, leading to a battle of wits. However, during this process, an unexpected bond forms, bringing complexity and interesting plot developments as they try to enter each other's life circle.