Peter Parker is left wondering why his Stark internship can't be what people believe it is. He begins to work alongside Tony as tensions arise in Peter's school - It becomes harder and harder to maintain his secret.
All the Avengers except for tony didn't know their beloved Peter had a sister, So when Aunt may leaves for a work trip and leaves the kids in Tony's care, the Avengers get to meet Peters's twin sister Olivia.
(I don't, and never will own the Marvel characters)