Baek Chul-hyun

Sung-geun is an untalented actor who makes a living playing minor roles. He happens to land on the role as Kim Il-sung, the former leader of North Korea, for the rehearsal of the South-North Korea Summit. Sung-geun becomes passionately immersed in his role, motivated by his son who looks up to him. However, the summit is not realized, and Sung-geun ends up lost in the delusion that he really is Kim Il-sung.

ソウルを流れる大河の漢江に、謎の怪物“グエムル”が現れ、次々と人を襲う。河川敷で売店を営むパク家の長男カンドゥの中学生の娘、ヒョンソも怪物にさらわれてしまう。カンドゥは妹ナムジュらとともに病院に隔離されていたが、携帯電話に娘からの連絡が入ったことから一家で脱出を試みるが……。