Day 27 - FIC: The Locked Box (Avengers)

The Locked Box by alexcat

Chapters: 1
Fandom: MCU
Rating: Teen
Warnings: None
Relationships: Steve Rogers/Natasha Romanov
Characters: Steve Rogers, Natasha Romanov, Clint Barton
Additional Tags: Prompt: lock
Summary: Steve wonders what is in Natasha's secret box.