As doctors race to save the life of Bucky who was gunned down in an alley while investigating a jewel robbery, other members of the All-Winners Squad join Captain America in his vigil. When they offer to help track down the assailant, Cap startles them by insisting he go alone. Betsy Ross is the only one perceptive enough to realize that Jeff suspects who did it and hopes he’s wrong….
Mary Morgan, the former Miss Patriot is surprised in her bedroom by Cap—her former friend Jeff Mace—who breaks the news about Bucky and questions her about her whereabouts the previous evening. She is insulted by the suggestion that she shot Bucky, and with her enhanced hearing, detects a thug in a nearby bar bragging about the incident. Deciding to trust her, he heads off to the bar; after he leaves, Mary packs her bags and departs….
Arriving at the saloon, Cap cuts a violent swath through the assembled hoods, trying to discover who pulled the trigger on Bucky. As he questions some captured thugs, he is shot in the leg from the shadows. The gang leader is a glamorous woman who calls herself Lavender after her favorite scent, and proves to be a Nazi sympathizer. When Cap loses control, he is halted from harming her further by the mysterious Golden Girl—Betsy Ross in costume—who takes down Lavender. She explains that, in her costumed identity, she can join in the fight against crime while remaining FBI liaison. Cap visits Bucky in the hospital to tell him his assailant has been captured and that he will be working with a new partner until Bucky is well…. He then breaks the news to the All-Winners Squad that he is leaving the group to concentrate on battling street crime in New York where he can make a difference. As Jeff walks Betsy back to her apartment, they feel an attraction to each other but she does not want to complicate matters. In her room, however is her FBI superior, Agent Skinner, who reminds her to stay alert in her surveillance of Captain America—who is a security risk now that Mary Morgan is suspected of being a Communist agent….