Second Life Millionaire summary: Si-Yoon, The Leader Of The Idol Group In Their Eighth Year ⟨Nu-Bois⟩ Died In A Truck Accident On His Way To A Press Conference Because Of A Drug Scandal Involving A Group Member. After That Incident, He Regressed Back To His Days As A Trainee Ten Year Ago, Adopting A New Mindset To Establish His Position To Become An Idol. Along The Way, He Pushed Out The Group Members Prior To Regression To Form A Group With The Members That He Wanted, But… Will Si-Yoon, The All-Rounder Idol, Who Did Everything From The Production To The Promotion, Be Able To Make A Successful Debut? 인생 2회차 만능 아이돌 / Second Life Millionaire