The storyline deals with HYDRA's takeover of the Marvel Universe after Captain America is transformed into an agent for the organization by the Red Skull's clone using the powers of the sentient Cosmic Cube.
The storyline deals with HYDRA's takeover of the Marvel Universe after Captain America is transformed into an agent for the organization by the Red Skull. Since, Captain America's memory was rewritten by Red Skull's clone using the powers of Kobik, a sentient Cosmic Cube.