After many years, his father, who was a genius, could not find a cure for Yuchan. It was not discovered what illness Yuchan was actually suffering from, but the frightening information about death made Yuchan do everything he could to relieve his fears. Like... someone who always accompanies him.

His condition was quite serious, in fact he often tried to hurt himself because of excessive headaches. So he needed to be taken to the treatment room. Even though it didn't make him completely healed, it did relieve the pain he was experiencing.

Yuchan rebelled and cried dramatically when he was about to be separated from you, he even knocked loudly on the door when Yuchan was like a monster that had escaped its cage.

"Get away! Give her back to me! She's mine! I don't need medicine! I can't even recover. At least before I die... I want to be with her at the end of my life." said frustrated Yuchan looking at his father and several nurses who were trying to hold him for a sedative injection but he was too strong