Violation of Trust (1991)

Single mother Susan Essex admirably picks up the pieces after the split from her husband Matthew, and she can depend upon her daughter Justine for support. When Justine learns that her friend Vicky has been spending time with her own boyfriend, Ryan, Justine confronts Vicky and a fight erupts. Sprawling into the woods behind Justine's house, the fight escalates further and Vicky winds up dead. Justine and her best friend Ashley make a pact to keep the mistake a secret, but will she be able to keep her mother convinced that she wasn't involved?