Tony and Ms. Marvel work to put together a new team of Avengers, meant to be the best of the registered super-heroes, and for once assembling the team by choice than by waiting for fate to throw a new team together. Moments after everyone meets for the first time, Manhattan is attacked by an army of creatures, and the Avengers will need to learn to work as a team quickly. But something is developing, aside from a simple monster invasion. The world's weather patterns are warping in an unexplained way. Can the Avengers get to the bottom of this mystery in time?