Jiangcheng’s richest man, Gu Zhenhua, falls victim to a scheme and loses his memory, mistakenly sent to a nursing home. During a community pairing event, a lonely elderly woman, Lin Sufen, is randomly chosen to care for him. Despite being mocked by others, she treats him with warmth and patience. Though suffering from dementia, Gu instinctively protects her multiple times. At a class reunion, his memory suddenly returns, and he fiercely defends his ""wife."" Meanwhile, the Gu family searches for their missing father but becomes suspicious of Lin Sufen’s intentions, setting up traps to test her. Out of love, Lin humbly works as a cleaner to help pay off debts, enduring the harsh treatment of her supervisor, Wang Yan. When a fire breaks out, she risks her life to save Gu Qing, finally clearing up all misunderstandings…
