5. 5. It's Okay to Fail at First

Haru learns to spend more time with Tablo band mate and friend, Tukutz's baby. Junu and Junseo go shopping for clothes with Hyunsung. Hwijae takes the twins to a wedding and they continually suffer from stomach problems. Sunghoon takes Sarang to Hakone hot springs, but it's not the trip he had expected since Sarang refuses to go into the hot spring and won't let him either. Guest stars: DJ Tukutz with his son Kim Yunu, Lee Young-Hyun, Jeong Hyeong-don via phone call, Jeong Jun-ha via phone call