Good Luck! Season 1 Episode 91 Good Luck! Episode 91

Mu Chul manages to catch Jang Tae Poong and interrogates him. Mi Ja, now aware that Geum Ok is pregnant, begins looking after her like an older sister by bringing her food and checking in. Meanwhile, Mu Chul throws a birthday party for Gyu Tae, and a mysterious letter arrives while everyone is gathered to celebrate.