Spider-Man: Welp, they know

The events preceding the snap and the aftermath of Endgame.
And when some of Peter's classmates find out the secret identity of one of their neighborhood's beloved superheroes.
(This is an old story originally posted on my old, now deleted account, Yorghurt123. It was unfinished and may be finished at some point. This was published around early 2020, before Spider-Man: No way home)