Shape Smut
This tag belongs to the Fandom Category.
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Tags
Summary
A Triangle helps a Square relax with a quick blowjob~
Series
- Part 1 of Shape Porn and Geometry Smut
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Roll and Fuck (Reader X Circle) by Anonymous
Fandoms: Shapes - Fandom, Shape Smut, geometry - Fandom
19 Jan 2026
Tags
Summary
A horny circle comes (or, rolls) to you for some assistance~
(NOT HUMANIZED! JUST STRAIGHT UP A 2D CIRCLE)Series
- Part 2 of Shape Porn and Geometry Smut
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5 Sides of Geometric MUSK by Anonymous
Fandoms: geometry - Fandom, Shapes - Fandom, Shape Smut
21 Jan 2026
Tags
Summary
A Pentagon who hates taking showers recalls an incident in which a musk-loving Circle got up close and personal with his stink.
AKA this is a gay musk/scent kink fanfic about a pentagon and a circle. Don't read if you don't like smelly male shapes.
Series
- Part 3 of Shape Porn and Geometry Smut
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Be Patient~! (Square X Square) by Anonymous
Fandoms: Shape Smut, geometry - Fandom, Shapes - Fandom
25 Jan 2026
Tags
Summary
2 male Squares, Euclid and Carl, have gay sex in different ways. That's about it.
It's also a prompt fic so give me some requests for hot gay square sex.First chapter is a Creampie.
Gonna try to actually do multiple chapters for this one instead of a bunch of different, separate fics.
Series
- Part 4 of Shape Porn and Geometry Smut