They say those who cannot remember the past are condemned to repeat it. Joonmyun knows Arendelle's history but unfortunately he can't stop himself from making the same mistakes.

Chanyeol feels numb. Then Chanyeol doesn’t feel anything at all.

Sehun has to dumb down his intelligence in order to get tutored by his favourite university student Kim Joonmyun.

Chanyeol buys a program as a new way to organize his life and it comes in the form of an adorable little man that hangs out on the desktop of his computer.