Lee minho and han jisung were unlikely childhood friends - thrown together each summer when minho visited his grandparents' Gurye ranch. With each year their friendship deepened until a terrible tragedy pulled them apart. Twelve years later minho - now a private investigator in Seoul city - returns to the ranch to care for his grandparents. Though the memory of Minhos touch still haunts him, jisung is dedicated to the wildlife refuge he has opened on his family's land. But someone else has been keeping a close watch on han jisung. Theres a Hunter lurking out in the black hills, and jisung and minho have been singled out as prey.