Liang Jianing is watching short dramas abroad and accidentally discovers that the luxury mansion where the protagonists in the drama live is actually her own home, but she has never rented it to anyone. To find out the truth, she returns to China to protect her rights and persuades the people who forcefully occupy the mansion to leave, but unexpectedly she is driven away by the other party's crew. Multiple teams hold invalid contracts to contend for the venue, successively destroying items in the mansion and causing huge losses. Tracing along the keys, contracts, and transfers, she exposes the truth that the behind-the-scenes boss Zhao Minghui is engaged in illegal operations and stealing and selling antiques, having multiply rented her old mansion to others. In the end, she counterattacks with complete evidence, the infringers go bankrupt and are punished, and the old mansion is returned to its rightful owner.