Wracked by insomnia and wanderlust, Kou Yamori is driven onto the moonlit streets every night in an aimless search for something he canāt seem to name. His nightly ritual is marked by purposeless introspection ā until he meets Nazuna, who might just be a vampire! Kouās new companion could offer him dark gifts and a vampireās immortality. But there are conditions that must be met before Kou can sink his teeth into vampirism, and heāll have to discover just how far heās willing to go to satisfy his desires before he can heed the Call of the Night! (Source: Sentai Filmworks)