At midnight, nineteen-year-old Rei is supposed to execute a witch. She asks him to exorcise the moon instead. Nagi claims that the power watching over Kurohama collects a terrible price: break a promise beneath its moon, and lose every memory of the person you made it to. Fathers forget...

New York, 2017. Kanon Dilhevia is 19, works at a Starbucks and lives alone. He knows his regulars’ names, but in his head they’re numbers, and he gives the correct human response to everything without feeling it. Then he survives a fatal ordeal and gains the Entity of Death. His technique, Mortal...