At thirty, Gu Sui hits the darkest point of her life: she fails to get promoted, breaks up with her CEO boyfriend of seven years after enduring his emotional manipulation, and finds herself homeless. Then she encounters her eighteen-year-old self. Eighteen-year-old Gu Sui is bold, confident, and fiercely righteous. She gives her scumbag ex-boyfriend a brutal lesson and helps her thirty-year-old self reassess her life through the eyes of a wealthy woman, reclaiming the dignity and courage she has lost. Pushed and accompanied by her younger self, thirty-year-old Gu Sui finally cuts ties with her toxic ex, bravely switches careers and starts from scratch, and ultimately becomes a legend in her new field. With a home of her own and control over her own life, she achieves the triumphant comeback of a true female lead in a power fantasy.