Laon

Based on a Korean fairytale/folklore about a mysterious and legendary creature named Gumiho (Nine-tailed-Fox),
Laon a Gumiho loses a game and loses its tails as a price. So, the story begins with Laon descending to Earth and looking for its lost tails. There he or she (?!) finds a man who works as a journalist while looking for the lost tails. The man also has his own secret past which he can't remember. And his girlfriend who had disappeared and he "Supposedly killed" but still being alive. (From One Manga)