As the title says. fancake's theme for April is novel-length fic.

The Vulnerability Vertices
Sheldon/Penny, canon divergent, aftermath of sexual assault, slow build romance

Revolutionary Etude
Garak/Bashir, post canon

Extinction
Narcissa/Hermione, hp, post canon.

Another Country
bbc sherlock.

Glass Silence
hermione/andromeda; hermione/narcissa; hermione/bellatrix

Green Laurel
Pepper/tony, mcu.

Iron Man: Director of S.W.O.R.D.

Heterotopia
Rose/Hux, star wars. Themes of redemption.

Fraterfamilias
BBC!Sherlock. Mycroft-focused, whumpy, incest themes.