The Master of Diabolism

A genius cultivator who chose the wrong path — the forbidden Demonic Path — Wei Wuxian paid for it with his life. Betrayed by allies, overwhelmed by enemies, dead at the peak of his power. Thirteen years later, he wakes up in someone else's body, dragged back to life by a desperate man's revenge ritual. Now he's stumbling through a world that remembers him as a monster, trying to piece together what actually happened before everything went wrong. This 15-episode ONA from B.CMAY PICTURES drops you into a richly built xianxia world of cultivation clans, ancient mysteries, and political backstabbing, then layers a genuine detective story on top. Wei Wuxian and Lan Wangji — his polar opposite, a by-the-book cultivator who may be the only person who doesn't hate him — end up investigating a series of strange supernatural events involving dismembered body parts with a will of their own. The dynamic between these two carries the whole show: one's chaotic and irreverent, the other's silent and principled, and watching them orbit each other is honestly the best part. The animation is gorgeous, the soundtrack sets a mood that sticks with you, and the mystery keeps unfolding in ways that reward attention. If you liked Fighter of the Destiny or wanted something with the emotional weight of The Untamed but in animated form, this is exactly that. It balances lighthearted banter with genuinely heavy emotional beats without ever feeling like it's jerking you around.