Natasha convinces Maria to break her own rule on workplace fraternisation. Repeatedly.
Avengers - Rated: M - English - Romance - Chapters: 8 - Words: 65,760 - Reviews: 37 - Favs: 266 - Follows: 186 - Updated: 8/25/2015 - Published: 1/24/2014 - [Black Widow/Natasha R., Agent Maria Hill] - Complete