Beneath (2013) (2013)

Plot

A group of six high school seniors embark on a fun-filled day of boating, but their adventure quickly turns into a nightmare. When they are ambushed by vicious, man-eating fish, panic ensues as they struggle to survive. Faced with the horrifying reality of their situation, the friends must confront the grim question of sacrifice to escape the deadly waters. As tensions rise and alliances are tested, their friendship is pushed to the brink in a desperate fight for survival.