A Daughter's Plan to Kill is a suspenseful thriller that follows the story of Katie and Greg Carlyle, a happily married couple living a comfortable life in the suburbs. However, their world is turned upside down when Greg's estranged daughter from his first marriage, Becca, comes to live with them. Becca, who is struggling with her past and personal demons, quickly becomes envious of Katie's seemingly perfect life, and her jealousy soon turns into an obsession.
As tension builds in the household, Becca's behavior becomes increasingly erratic and violent, leading to a series of alarming incidents. Unsure of what to do, Katie starts to suspect that her stepdaughter has a sinister plan to take over her life, and she must fight for her safety and the safety of her family.
As Katie digs deeper into Becca's past, she discovers dark secrets and a web of lies that threaten to destroy everything she holds dear. With time running out, Katie must unravel the truth about Becca before it's too late.
A Daughter's Plan to Kill stars Claire Coffee as Katie, Matt Dallas as Greg, and Brianna Brown as Becca. The film is directed by John K.D. Graham and written by Bryan Dick and Sarah McCallum. It premiered on Lifetime in 2019.