While Amy is preparing for her father's Halloween-themed wedding, she, Gilbert and Marshall discover that Harold and Rose may be in danger. An evil mummy is unexpectedly awakened and out for revenge.

Dawn recently lost her husband and experiences growing anxiety as her daughter Melanie plans to move away for college. An argument with a hostile new neighbor aggravates Dawn's mental condition, and she begins to show signs of paranoid delusions. Determined to help her mom, Melanie attempts a series of interventions, but challenging Dawn's reality of persecution threatens to destroy their loving relationship. Melanie is forced to make the toughest of choices as she struggles to support her...