When Akari returns to Tokyo after years away, Ren finally gets the chance to keep the promise he made her on that hill. But Ren knows things most people don’t: there’s a hidden world of spirits, monsters, and witches, and he’s spent years hunting them. Now the witch who nearly destroyed him is back. And in a city where nothing is quite what it seems, Ren is about to learn that the hardest thing to trust is his own eyes.
