Terrible things are happening in a place no one knows! Who's the culprit? Yeonmo Island is a small and serene island. Eun-ji enters the island for some peace, with a guitar and some scuba gear. The men in the fishing village start stirring, as a beautiful woman appears. Especially Yong-tae, the president of the island, and his subordinates, Yoon-gil and Byeong-sam, look creepily at her. One day, Eun-ji finds out that the men in the village have blocked the boat that is supposed to get her off the island...