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Frances goes from Shawna and Dave's houseguest to a paranoid neighbor obsessed with grievances — and intent on escalating her one-sided feud.

After a quiet Indiana suburb is rocked by a massive explosion, investigators begin to question the motives of neighbor Moncy and her new boyfriend Mark.

Miles and Melina thought they'd found their dream home, but a nightmare unfolds when evicted neighbor Jamal launches a relentless harassment campaign.

When Charles' neighbors report him missing, suspicion falls on Caroline, who claims to be managing his estate — but is instead concealing a grisly crime.