A rookie police officer willingly takes the last shift at a newly decommissioned police station in an attempt to uncover the mysterious connection between her father's death and a vicious cult.

New mom Hallie is devoted to her baby, who had a heart transplant when she was born. Hallie is thrilled when she makes a new friend in Megan, but Hallie's life takes a sinister turn as danger seems to follow her every move.