From M. Night Shyamalan, Servant follows a Philadelphia couple in mourning after an unspeakable tragedy creates a rift in their marriage and opens the door for a mysterious force to enter their home.。Soo-jung is camping on Jukdo Beach, while Jung-yong has left there for a long time and returned. Soo-jung and Jung-yong inevitably meet surfing on the beach. Besides, Jukdo Beach, which emerged as a surfing hot place, gets sick and tired of the heat as time goes by and the girl surfer Beezoo is finally destined to leave there.。