The landlord has multiple personalities and wants everyone to pay him.

In a surprising turn of events, Ye Shu's fortune takes a dramatic shift when he stumbles upon an unbelievable opportunity to reside in a luxurious mansion for a mere 800 yuan per month. The enigmatic landlady, An Suxue, presents him with a contract, revealing an unusual condition: she occasionally "changes" and Ye Shu must accept this peculiarity. Unbeknownst to him, this transformation is literal, as An Suxue harbors multiple personalities within her. As Ye Shu navigates his new living arrangement, he encounters a diverse cast of characters, each with their own distinct traits, from the logical Human-Machine Companion to the assertive Boss Xia Qing, the wise and intelligent Zhi Qiu, and the socially awkward An Suxue. As Ye Shu becomes entangled in their lives, the four personalities eventually converge, and their collective attention turns to him, demanding to know which one has captured his heart.