Kouya ni Kemono Doukokusu

In Wilder, In Wilder, The Beast Doth Lament, Kouya, 荒野に獣 慟哭す, 荒野兽哭

Synopsis Kouya ni Kemono Doukokusu

From Izumo no Ryuu:
A boy, with a virus which unlocks the primal beast, desires forgotten memories.