‘Doosan’ and ‘Taesan’ became adults after reuniting at the Justice Arcade. The two share a deep friendship that hasn't changed since they were students, but these days, the strange atmosphere keeps flowing and Doosan becomes distraught... 'If you date and then break up, you can't even be friends.' One day, as time was passing by like that, a person appears to stand in the way between Doosan and Taesan...!