Wanda uses her powers to get Agatha away from her kids. Agatha's necklace absorbs Wanda's powers.
Agatha wants Wanda to sacrifice her powers to her, and in return, she'll let Wanda stay in Westview. Wanda declines and smashes her against her house with a car. All that is left are her boots.
White Vision shows up and tries to kill Wanda. The Vision Wanda created knocks him to the ground, and they fight. Wanda chases after Agatha.
Fake Pietro is holding Monica hostage.
Jimmy is captured by S.W.O.R.D. and is taken to Hayward. Hayward tells him that he plans on taking down Wanda and blaming her for everything.
Jimmy smuggles a phone away and calls the FBI.
Agatha pulls everyone in Westview out of the spell Wanda put them under.
Monica realizes Fake Pietro is actually Ralph Bohner, the occupant of Agatha's house. She pulls him out of the spell Agatha had him under.
After realizing all the pain the people of Westview are in, she opens up the Hex and lets them out.
S.W.O.R.D. enters Westview.
Vision, Tommy, and Billy start deteriorating, and Wanda closes the Hex again.
The FBI arrives.
Vision faces off against White Vision. Wanda chases after Agatha. And the twins take on S.W.O.R.D.
Hayward shoots at Billy and Tommy, but Monica shows up and uses her powers to stop the bullets. Hayward tries to drive away, but Darcy crashes into him with the funnel cakes truck.
Vision restores White Vision's memories, making him the true Vision. He flies away.
Wanda uses mind control on Agatha to give her a vision of Salem in 1693 when she was tied to the stake. Agatha takes control, though, and the witches Agatha killed tie Wanda to the stake.
Wanda breaks free, and they exit the vision.
Wanda and Agatha fight some more, and Agatha believes she has absorbed all of Wanda's magic until she sees the runes Wanda created on the Hex's walls.
Wanda, now in her Scarlet Witch costume, absorbs Agatha's magic.
Wanda traps Agatha in Westview by turning her into Agnes, the nosy neighbor.
Wanda starts shutting down the Hex, but she, Vision, and the twins retreat to their home to say goodbye first.
Once the Hex is down, Wanda apologizes to Monica and says goodbye. She leaves Westview, determined to understand her powers.
In the mid-credits scene, Jimmy leads the FBI to clean up and restore Westview. Hayward is arrested. Monica meets with a Skrull, who tells her a friend of her mother's wants to meet.
In the end credits scene, Wanda is living in a cabin in the mountains. Her astral form is studying the Darkhold when she hears Tommy and Billy calling for help.