Using a Norn Stone, Loki shrinks Spider-Man's team while looking for Thor. Nick Fury has Spider-Man's team placed in the Helicarrier's D.A.Y.C.A.R.E. area while S.H.I.E.L.D. continues to look for Thor. With Thor also having been shrunk, Spider-Man's team must find a way to help Thor fight Loki and the Destroyer Armor and return to normal size.
Peter Parker has been Spider-Man for just one year. He has saved lives and fought supervillains, but he is still in the process of learning how to be a superhero. Nick Fury of S.H.I.E.L.D. offers Peter the chance to train to be a real superhero and become "The Ultimate Spider-Man".
However, beforehand Peter will have to learn how to work with a team of four fellow teenage superheroes. The teen heroes Spider-Man will be teaming up with are Nova, White Tiger, Iron Fist, and Power Man.