Shin Yoo Ha manga
Gi-Hyun encounters a talking chick one day. The talking chick, whose name is Bok, claims that Gi-Hyun is his master in their previous lives. Bok (The talking chick) has been reborn as a chicken in order to fullfil his duty which he failed in his previous life. His duty is to protect Gi-Hyun from the assassin who killed him in his previous life. And so, their ordeals begin.