Dr. Phil enlists the help of a private investigator to sort through some of Tracy’s painful memories from her childhood that she says recently came flooding back. Was she molested by her now-deceased father? And, did her mother, Donna, kill a young g... (more)irl and bury her in their backyard? Donna vehemently denies the claims and says she feels Tracy is in need of psychiatric help. After previously taking — and failing — a polygraph test, Donna agrees to take another in an effort to clear her name. What will the results reveal? Are Tracy’s memories real? Plus, how can this family move forward? This program contains strong sexual content. Viewer discretion advised.