MCU Slave AU Fic: Lying on a Marshmallow

Lying on a Marshmallow (26631 words) by Dira Sudis
Chapters: 5/5
Fandom: Marvel Cinematic Universe, Captain America (Movies)
Rating: Not Rated
Warnings: Creator Chose Not To Use Archive Warnings
Characters: Tony Stark, James "Bucky" Barnes, Stark Robots (Marvel)
Additional Tags: Alternate Universe - Slavery, Alternate Universe - Dystopia, Sexual Slavery, Dehumanization, Amputee Bucky Barnes, Ableist Language, Food Issues, Weight Issues, Hurt/Comfort, Gentleness, Cuddling & Snuggling, Hand Feeding, Blankets, Robots
Series: Part 2 of All These Burning Hearts in Hell
Summary:

Tony and Threetoo's first full day together, featuring many tests and even more rewards.

With thanks to Medved, Ylixia, and feanorinleatherpants for their input, and HAPPY INCREDIBLY BELATED BIRTHDAY, Feanor!!!