Ravaged by guilt over her twin sister's murder, Leslie Moore is struggling to get through her last semester at St. Benedict High. Even her relationship with her boyfriend Derek is falling apart. But after receding floodwaters from the Bogue Falaya River expose the bones of a woman, Leslie becomes obsessed with tracking down the killer. Sightings of an apparition haunting The Abbey send Leslie and her friends back to the scene of the horrors from last...