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UnderSins 🔞 18+

@starwritingsans.bsky.social

21 Years Old and perpetually horny for the stupid bone man He/him AUs welcomed <3 Proshippers DNI, I'll rip your face off starwritessans.straw.page

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UnderSins 🔞 18+ @starwritingsans.bsky.social · 04/09/2026

that smug face of yours. Best orgasm of his life.

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UnderSins 🔞 18+ @starwritingsans.bsky.social · 04/09/2026

you for your touch, letting you grope his soul with your hand. You run your thumb over it, feel how it thumps like a heart out of control. It's so cute, really. The most sensitive point of a monster and he's trusting you with it. He whimpers your name, his brows furrowed as he tries to focus on +

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UnderSins 🔞 18+ @starwritingsans.bsky.social · 04/09/2026

#undertail #deltaruined Soul sex with Sans. He's sat back on his bed, shirt pulled up between his teeth to mute himself and ground him all at once. He's giving you perfect access to his pretty soul, shining so bright for you. His eye lights are shining so bright, sockets half-lidded. He begs +

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UnderSins 🔞 18+ @starwritingsans.bsky.social · 03/09/2026

Here's the link to my Strawpage: starwritessans.straw.page

starwritessans.straw.page

starwritessans's strawpage

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UnderSins 🔞 18+ @starwritingsans.bsky.social · 03/09/2026

I probably won't do Deltarune (haven't seen anything about it). And if I do, it'll be half-assed. Absolutely WILL NOT do: •F*ntcest (I will fucking GET you) Any form of f*ntcest is gross, I don't care if they're from different AUs. •Sans*isk... That's a whole fucking kid. • Any Sans*isk AUs +

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UnderSins 🔞 18+ @starwritingsans.bsky.social · 03/09/2026

I have been in and out of the fandom since like... 2015/2016, and frankly I have always loved Sans so... Obviously I'm going to dedicate this shit to Sans. What I'll write: •Sans x Reader •Canon Character x Reader •NSFW but I have limits (check DNI) •Uhhhh, maybe AU x AU if I like it • AUs :) +

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UnderSins 🔞 18+ @starwritingsans.bsky.social · 03/09/2026

Ehhh, I'll go ahead and get this out of the way #undertail I have another NSFW account for a different fandom, so if you recognize me from that, hi :> DNI: MDNI, proshippers, comshippers, and dead dove. More information below (and I will likely add to this in the future) about what I'll write! +

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