우리가 사랑했던 모든 것 - Season 1 Episode 7
Агляд: Ever since the transplant, Joon-hee has been acting strangely. He has become more violent and started to act differently. Also, although he says he is looking out for So-yeon as a friend, he is being overprotective. Frustrated by Joon-hee's actions, Yoo aggressively tries to make him come back to his senses.