On Dec. 12, tvN aired an episode of 'Couple Palace 2', which featured the meeting of couples Kim Hyun-joong, Lim Si-yeon, Kim Ha-yeon, and Kim Ji-woong who survived the couple zone.

Kim Hyun-joong, who had a heavy heart about Kim Si-yeon, who was invited to the singles zone the previous day, found it difficult to speak when he saw Kim Si-yeon in the morning. However ...