Song God System: My Overpowered Leisure Life

All I wanted was a quiet life singing lullabies—but my system had other plans. Armed with godlike mastery of music, art, chess, and every instrument imaginable, I'm accidentally dominating Earth's entertainment scene. Opponents? There's no one left who can challenge me. Work? Why bother when you're already unbeatable at everything? Welcome to the most effortlessly overpowered slice-of-life you've ever seen.