Transmigrated as the Fifth Lower Moon, Rui

After dying from radiation poisoning, Li Lei is reborn into the world of Demon Slayer as Lower Rank Five, Rui—only to find himself face-to-face with Muzan Kibutsuji. Facing a demon king who can read minds, Li Lei survives thanks to his unique constitution, even earning Muzan's favor. Settling into this new life, he soon realizes the cruelty of humans and the tragic fate of those turned into demons. If demons kill by instinct, then humans kill out of pure malice. Armed with immense power, Li Lei discovers he can eliminate anyone who displeases him and save those doomed to tragedy. And so, his o…