In 2021, Ko Jiyong is a businessman who has an idol background. He was minding his own business with his family. But what if, one day, his spirit possesses himself from 1997? Will he be able to go back to his present self? And what will change about Sechskies?

Kyesang and Hoyoung woke up one morning and found out they swapped bodies. Then they meet the ones responsible for their little "accident". They need to collect the lost spells and bring them back to the magic realm. Can they do it without the other three members finding out?

By day, Kim Heechul is a member of famous idol group Super Junior. But by night, he's a superhero know as the blue cat named Time. At first, he fought alone but later realizes he needs allies. Will he be able to get them without revealing his own identity or will his identity be revealed to his friends?