While the delegates face diplomatic challenges, tensions run high back at Hwarang House.

Cast: Park Seo-Joon, Ara Go, Park Hyung-Shik, Minho Choi, Ji-han Do, Jo Yoon-woo, V, Da-In Lee, Ji-Soo Kim, Kim Chang-wan, Yoo Jae-Myung, Jin Ju-hyeong, Hyun Joon Kim, Kim Kwang-gyu, Dong-woo Shin