The down-and-out rich young man Xiao Chuan was forcibly imprisoned by his yandere first love Shen Qingli and was forced to live with her. As the heir to the Shen family, Shen Qingli has strong control over everything in Xiao Chuan, and Xiao Chuan gradually discovers the traumatic truth behind her paranoid behavior during the resistance. In the pull of "imprisonment and resistance", the two got involved in family struggles, debt crises and emotional games, and finally went from mutual torture to mutual redemption.