Jade Channing on a deserted island finds a strange egg. It hatches into a monster, killing classmates and Jade. Reborn, Jade returns. She warns to destroy the egg; Tate Morrison mocks her. Rowan Sullivan trusts her. Monster reappears, classmates devoured. Jade and Rowan hide, fall in love. Rowan injured, dies protecting Jade. Grief-stricken, Jade transforms. She fights monster alone, using rebirth memories, waits for rescue. Nightmare turns her from timid to tough survivor.