A group of graduate students accept work with a mysterious biotech company in Hawaii only to be abandoned in a treacherous wilderness when they discover their employer's dark agenda.

Now in his sixties, big-wave surfer Joe Sharkey has passed his prime and is losing his 'stoke.' The younger surfers around the breaks on the north shore of Oahu still idolize the Shark, but his sponsors are looking elsewhere. Driving home from a bar after one too many, Joe accidentally kills a stranger near Waimea. As the repercussions of the accident spiral ever wider, Joe's girlfriend, Olive, throws herself into uncovering the dead man's identity...