Chu Yaoyao is a stay-at-home girl who doesn't like to go out and is afraid of socializing. She just wants to live a stable life at home. A chance encounter in the elevator leads her to meet her gentle and attentive neighbor Zhou Shiyu, who always appears when she needs it, helps her out and takes care of her preferences. With frequent encounters and interactions, Chu Yaoyao gradually discovered that this seemingly gentle boy had unknown sensitivity and paranoia. Misunderstandings and temptations intertwined, and the previous misunderstandings were slowly solved. The two people let go of their guard as they got closer to each other. Chu Yaoyao, who originally just wanted to stay at home, unexpectedly gained an exclusive and gentle preference, and a clumsy, sincere and sweet love began.