Once, there was a dark world where creatures other than humans live happily among themselves. There was this boy named Jungkook, who is deeply in love with his friend, Jimin. Jungkook confessed his feelings to Jimin but the latter rejected him. Broken hearted Jungkook is severely hurting his own feeling when not long after that he  saw it by himself that Jimin proposed his cousin to be his wife. Jungkook attempted suicide and when Jimin found him, it's too late.