In this fast-paced adventure story set in the Canadian arctic, fifteen-year-old Inuit hunter Nick Thrasher comes face-to-face with a fearsome creature on a routine caribou hunt gone wrong. Part grizzly, part polar bear, this environmental mutant has been pegged the grolar bear by wildlife experts. Nick may have escaped this time, but it wont be his last encounter.Then Nicks estranged half-brother, Ryan, offers to take him on a rafting trip down a remote part of the Firth River. But when disaster strikes, the two narrowly evade death. Theyre left stranded without suppliesand then the grolar bear appears. Will Hobbs brings his singular style to this suspenseful story about two brothers fighting for survival against the unpredictableand sometimes deadlywhims of nature.