체크 메이트 Ⅰ

So Young finds out that the tattoo on Da In and Dae Soo's wrist are the same as the stamp pattern of an old amusement park. She believes that this case has something to do with the amusement park and its related case that Gu Cheol was in charge 16 years ago. When Gu Cheol in informed of what So Young has found, he seems to be shocked and somewhat anxious.

절망 속에서도 다인을 되찾기 위해 단서를 찾아가는 강곤! 한편 강곤에게 살인을 예고하는 의문의 전화가 걸려오는데..

姜坤整個人陷入崩潰，等到他擦乾淚水時才發現多仁的手臂上多了個刺青，姜坤很快就察覺到多仁手臂上的的刺青和高大修的相同，刺青圖案又與某遊樂園夢想國度的手章相似，而那間遊樂園曾經發生過縱火案死傷相當慘重。在姜坤忙著尋找傷害多仁的大壞蛋時，那個世煌也忙著當慈善家來包裝自己。