|AnimeLab||Sub & Dub||Free|
|Funimation||Sub & Dub||Free|
Yuichi visits his cousin for the first time in years and discovers a haunting fact: he has no recollection of any previous visits. The pieces of the puzzle that might explain the gaps in his memory begin to appear—a beauty with blazing tresses; a girl with the winged backpack; a sword-wielding demon slayer. Now, Yuichi must put his missing past together in the vaguely familiar present.