NeoBetterfly's manga / #Tuesday Updates(1)

The Hero Became the Duke’s Eldest Son

Ongoing | | 2022 released

36 / S1 C48+ | | | | 4 | 4 | 5 ML was the hero who slayed the demon lord and saved the world but was betrayed by those he called his friends. Somehow, time turns back 15 years, and he wakes up as the renegade eldest son of a Duke sharing soul-space with the demon lord he'd killed 15 years later in a future that would never be.