Once known as Cotton Tail, the Bad Bunny with Wonder Eyes was once a curious and innocent creature living peacefully on Hyper Kawaii Island. However, one day, a group of mischievous Tokyo Punks convinced Cotton Tail to steal the Alchemy Treasures, promising great power and knowledge in return. As Cotton Tail delved deeper into the forbidden treasures, the Healing-Code Halos began to corrupt their once pure soul.