In 1986, four teenage girls enjoy a pizza night that turns into a nightmare.
With help from a Salvation Army Santa and a little holiday magic, a workaholic executive tries to let go of her painful past to become the twinkling light that both her community and family need.
In a moment of desperation, Ruby Chase makes a vow of servitude to a monster (Frank). She breaks her vow by committing suicide, setting Frank on a course of bloody revenge against the people she loved the most.