Avengers: Age of Ultron(Book 4)
12 parts Complete A year has passed since S.H.I.E.L.D. collapsed. After moving in with Steve Rogers, sixteen-year-old Kaitlyn Summers returns to her hometown of Manhattan and is reunited with the Avengers when Tony Stark jumpstarts a peacekeeping program. Things terribly go wrong when the entity known as Ultron begins to seek after Kaitlyn, deeming her a threat. As the fate of Earth hangs in the balance, the team is put to the test as they battle Ultron, a technological terror hell-bent on human extinction. With the help of new allies, Vision, twins, Pietro and Wanda Maximoff, it is up to Kaitlyn and the Avengers to stop Ultron once and for all.