Robin pulls some reverse Psych on Barney to make him disinterested in her. In lesser stories, Marshall contemplates leaping to the next building and Ted battles a goat.
Ted is faced with the possibility that he's the bad guy in the story of him and Zoey after spending time with the Captain. Barney wrestles with his feelings for Nora. Marshall won't throw one at Lily until he solves the world pollution crisis.
Barney and Ted battle to push the button to blow up the Arcadian; Barney and Robin battle against Ted reuniting with Zoey; Marshall battles against and anticipated stomach poisoning and we get some good dramatic news at the end.