Contains spoilers for this episode and earlier episodes.
The Boys bury Frenchie, and Kimiko tests her new blast on Sage, removing her powers. Ashley helps the team enter the White House while Homelander prepares to proclaim himself a god on television. Annie confronts the Deep and sends him into the ocean, where sea creatures kill him. Hughie and Mother's Milk draw Oh Father away and kill him, clearing the route for Butcher and Kimiko to reach Homelander.
Ryan joins Butcher in holding his father while Kimiko finds the strength to release her blast. Homelander, Ryan and Butcher lose their powers. Homelander begs for his life, but Butcher kills him with a crowbar. The fight is broadcast, destroying the image that held his followers together. Ashley is removed from office and Edgar returns to Vought, while Ryan refuses Butcher's offer to begin again. Terror's death leaves Butcher without another attachment he hoped to keep.
Butcher goes to Vought Tower to release the Supe-killing virus through its sprinklers. Hughie confronts him and tries to end the campaign before it becomes indiscriminate killing. After they fight, Hughie shoots him before he can activate the system, unaware of Butcher's last hesitation. Butcher dies holding his hand. The survivors bury him beside Becca. Mother's Milk reunites with Monique and adopts Ryan, Kimiko moves to France, and Hughie declines a return to the bureau, choosing his shop and a family with Annie.