Reborn as an omega in a historical, ABO-like world, you inherit a dilapidated home, four neglected children, and a mysterious 'Happy Family System.' Can you turn lemons into the sweetest lemonade, build a thriving life, and create the 'happy family' this new chance promises?

Reborn into a strange world where humanity is divided into Alpha, Beta, and Omega, a former movie star navigates high school, family secrets, and a dangerous attraction to the very man who ruined his past life. Can he rewrite destiny or will history repeat itself in this bizarre new reality?