Waking up from a long sleep, the Vampire Ail discovers his home has been seized, leaving him homeless. He manages to crash at Yoan's place. While living with Yoan, Ail discovers his hidden talent: an exceptional ability to discern fake wines, which he begins doing for work. As he continues this unusual life, Ail slowly starts to regain the fragmented memories of his past... A powerful, yet homeless, vampire enters the modern world. Will his strange cohabitation with a human lead him to his lost past, or to a dangerous new obsession?