In his desperate attempt to claim the throne, Stannis may unleash another shadow demon. A preview for the next episode of "Game of Thrones" features him asking Melisandre to make him another "son," before the Red Priestess leaves for a mission.
Meanwhile, Daenerys gathers more power as she meets with the slavers to buy an army. Elsewhere, Tyrion shoulders new responsibilities while Jon Snow might find himself in danger. As he's taken to the Fist of the First Men, the sneak peek hints that Mance Ryder orders his man to throw Jon off a cliff.
Arya bumps into Thoros of Myr in the woods, while Theon gets help to escape. Jaime may also find a way to free himself from Brienne's watch by striking a deal with his captors.
"Walk of Punishment" will air Sunday, April 14 at 9/8c on HBO.