Killer Prom

When Cayleigh, 17, loses her mother the excitement of her Senior year of high school is shattered. But when her deceased mother's hip distant cousin, Sienna, 40, moves in with Cayleigh and her father, 40, things start looking up. They don't realize Sienna is a psychopathic until it's too late as she will stop at nothing to make Prom a perfect night for her young cousin…including murder…