As the world crumbles, can anyone stop Leanne?

Three months after the attack, the Turners head down the shore. Left alone, Leanne has a more exciting day than she anticipated.

Dorothy and Sean get a hopeful sign. Leanne and Julian get to know each other better.

Julian digs for the truth about Jericho. New visitors at the local park worry Leanne.

Dorothy and Frank hatch a plan to get Leanne out of the Turner household for good.

The Turners attend a block party on Spruce Street. Leanne finally feels comfortable outside of the house, but she finds herself in danger.

Isabelle threatens to uncover Dorothy's past.

Dorothy hosts a mommy-and-me group, but Leanne finds that she can't trust strangers.

Leanne continues to be upset by other people. Bad luck strikes the Turner brownstone.

As they wait for Jericho's return, Dorothy and Sean pretend everything is fine at a tense Christmas Eve lunch.

Dorothy works with Veera to get Leanne out of the house, but Jericho and Leanne are more connected than they know.

Dorothy makes a desperate final plan.

Sean's dinner party goes south when Leanne is rude to a guest. Dorothy uncovers frightening details from the block party.

Jericho and Leanne are missing. Dorothy devises a 72-hour game plan, while Sean and Julian continue hiding the truth.

The war between Leanne and the Church of the Lesser Saints reaches its peak.

Sean and Julian make a decision about Leanne.

The Turners scramble to prepare for a pivotal meeting. Leanne bakes a mysterious cake.

An unexpected visitor pushes everyone to their limits as Sean re-examines his past and Dorothy attempts to negotiate a delicate exchange.

An unexpected arrival threatens to tear Dorothy and Sean apart, leaving Leanne defenseless.

Sean and Julian open up about a secret.

Sean sees Leanne's true colors while she hunts her enemies on Halloween.

With Natalie's help, Sean and Julian uncover disturbing details about the cult. Dorothy sacrifices her career reputation for her family.

The Marino family tragedy raises more questions about Leanne. Uncle George's presence in the house creates a problem for the Turners.

Leanne begins to torment Dorothy as chaos overtakes Spruce Street.

Dorothy hires two live-in nurses to help speed up her recovery—and protect her from Leanne.