Fifty-year-old single mother Wang Jinhua wakes up rejuvenated, turning into a young woman in her twenties, and stays at home under the identity of a distant relative. Her daughter Liu Mengling lies that she is an orphan in order to hook rich second-generation boyfriend Gu Weiyi. Wang Jinhua exposes the lie leading to their breakup, and to make up to her daughter, she takes the initiative to tell Gu Weiyi Liu Mengling's true growing-up experiences. Gu Weiyi is moved by her sincerity, but mistakenly falls in love with "Wang Suzhen". Facing the difficult choice between "love" and "family affection", Wang Jinhua falls into a tangle.