Letters from the Spider-Verse (27589 words) by Neotoma, Greenygal (aka greenygal)
Chapters: 12/12
Fandom: Spider-Man: Into the Spider-Verse (2018), Marvel Noir
Rating: Mature
Warnings: Creator Chose Not To Use Archive Warnings
Relationships: Peter Parker/Mary Jane Watson, Miguel O'Hara/Peter Benjamin Parker
Characters: Peter Benjamin Parker, Mary Jane Watson, Miguel O'Hara, Peter B Parker, Peni Parker, Gwen Stacy, Peter Porker, Miles Morales, Peni Parker (Spider-Man: Into the Spider-Verse), Steve Rogers
Additional Tags: World War II, Asexual Character, Asexual Relationship, Epistolary, Polyamory, Spiderverse Big Bang 2019, Embedded Images
Summary:

Peter Benjamin Parker promised the other Spiders he wouldn't enlist, even though they all know war is coming, even though he's been fighting Nazis since 1933.

(now with embedded art!)