An unexepcted case lead Lee Yeon back in time to the year 1938 where he reencounters Ryu Hong Joo. Once a guardian spirit of the mountain in the west, she's now the owner of a high-end restaurant in the capital city of Gyeongseong. He also meets his younger brother Lee Rang. Meanwhile, another former guardian spirit and ex-friend Cheon Moo Young has become hostile. Lee Yeon struggles to return to the present, to his loved one.