The story follows Yuri Toraki, a vampire who earns a living by working the night shift at a convenience store in modern day Japan. While on his way home one day, he saves a beautiful blonde-haired woman who is entangled with a drunkard. Turns out, she's a vampire hunter and the drunkard is a vampire she was hunting. Furthermore, despite being natural enemies, Yuki and the woman end up living together under the same roof.