Plot synopsis: Kazunori, once revered as the “God of Management,” now spends his final days alone in a nursing home—his success in business overshadowed by a life without connection. When a heartfelt wish to be young again is mysteriously granted, Kazunori awakens as his 20-year-old self. Given a miraculous second chance, he sets out to rewrite his story with purpose, love, and no regrets.