Captain America is the captive of the new Baron Zemo, son and namesake of his wartime nemesis. This Zemo is seeking revenge for Cap’s destruction of his father and for their own earlier encounter which left Zemo’s face burned. And now Zemo is going to systematically destroy the life of Steve Rogers; his agent? Arnim Zola reveals that he is not the mad biologist but his shapeshifting creation Primus; Primus then takes on the form of Steve Rogers. Cap leaps at him but passes out as he has been drugged….
Interlude: Advertising executive Arthur Bennett decides to offer the job of illustrating the campaign of the Coalition for an Upstanding America to Steve Rogers….
Cap wakes up in a dungeon, chained beside the feral Vermin. Zemo explains that he has transferred the minds of Arnie Roth and Michael Bech into monstrous mutate bodies with exposed brains. Out of their minds, they attack Cap and Vermin, putting Cap in the difficult position of protecting himself from harm while preventing Vermin from injuring the mutates. This is more difficult than it sounds and Vermin rips open a mutate brain and Michael dies. The other mutate collapses as Arnie awakens and accuses Cap of letting his friend die….
Epilogue: the phony Steve Rogers goes home with Cap’s girl Bernie Rosenthal….