A single mother signs up for self-defense classes from a handsome instructor. But he develops a frightening obsession with her and orchestrates an increasing deadly array of "tests" to see if she has truly learned from his lessons.

Kathy Yoder has left her Amish ways and is a successful travel guide writer. When Kathy goes home to settle her dad's affairs, she's reminded of her life before she left the Amish community, including her old love, Isaac. Will Kathy