This psychological thriller danbbles in the damsel-in-distress subgenre and is sometimes surprisingly suspenseful. During an outing to the mountains, photographer Mark Engel (Billy Burke) snaps portfolio shots of his wife, Carla (Megan Ward), and her younger sister, Rachel (Tara Spencer-Nairn). When Rachel switches places with Carla by a cliff, the guardrail gives way. Carla blames herself for Rachel's accident and becomes haunted by guilt; it seems to her like a replay of a childhood incident in which Carla dared Rachel to jump from their roof. With visions of a plummeting Rachel dancing in her head, Carla develops acrophobia and when her TV-news assignment requires...