Hyun Moo invites his nephew to his work site. He gives a tour around the broadcast station. However, the incessant questions and energy eventually wears him out. Will he be able to get through the day? Meanwhile, Kian84 does a health checkup. It's his first time ever and he is terrified. Will he survive this crisis? Additional Cast - Hyun Moo nephew + nephew's classmate/girlfriend + Rainbow Club (Na Rae, Hye Jin, Si Eon, Kian, Sung Hoon) + Kim Chung Jae (Kian's friend)