After nearly 20 years of silent dedication to her family, Peijin, a housewife, suddenly filed for divorce on the grounds of cultural gap. In order to save her family, Peijin decided to apply for college as an elderly candidate, but was unanimously opposed by her husband and son. At this time, Peijin was misdiagnosed with cancer and had not many days left. Peijin decided to live completely for herself in the last moments and fulfill her dream of going to college. After enrolling, Peijin and her son became classmates. Facing a group of classmates with a generation gap, Peijin was marginalized, but she gradually won the love of her "young" classmates with her life wisdom and personality charm. With the help of her classmates, Peijin shined on the university campus and became the most dazzling star on the school anniversary stage. At the same time, Peijin, who regained her confidence in life, re-examined her emotional life and discovered her husband's deception. She no longer accepted it and bravely pursued her true love. In the end, Peijin and Lu Tianqi, a university teacher who had a crush on her in the past, got together, and with the help of Tianqi, she fulfilled her grandmother's last wish, filled the biggest regret in her life, and then started her own new career.