Pursued

Lark, 17, recently broke up with her boyfriend Chris and discovers her mom is dating a man named Mark Frank. Lark and her friend Nicole find an online threat from a "Mark Frank" and soon a Jane Doe is found dead. Lark and her reluctant guidance teacher, Jack, confirm the victim is the one threatened by MF. Fortunately, it's not the same Mark Frank her mom is dating. Lark, using a burner phone, messages MF, threatening to expose him. MF discovers her identity, kidnaps her friend, and demands a trade for evidence. At the meeting, MF ambushes Lark, who stabs him and flees. Her friend's body is la…