Oh-Gwang is real estate broker that is vicious. He gets into an accident when driving to a mountain trail, one day. He wakes up, two days after. Oh-Gwang finds himself at the home of Mr. Jang, that will be located deep in the mountain. Oh-Gwang was saved by Mr. Jang's family. Your family is composed of Mr. Jang, his spouse Yeon-Hee, son Hyun-Seok and daughter So-Hee. Something regarding the family is questionable, although they are quite pleasant to Oh-Gwang. Your family might be concealing something.