Rule34 Scroller
Home
Trending
Top
Tags
Post #6970717
1583 × 2048
159
Original
Download
Source
Artists
abosinsin
Characters
papyrus
papyrus (underfell)
papyrus au
sans
sans (underfell)
sans au
Copyrights
underfell
undertale
undertale (series)
undertale au
undertale fanfiction
Metadata
2d
alternate universe
comic
comic page
incest
thought bubble
Tags
...
2boys
animated skeleton
balls
balls deep
blush
brother
brother sucking brother
brothers
choking on cock
cock gobble
cock hungry
cum
cum in mouth
deepthroat
dialogue
ectopenis
face fucking
gay
gay blowjob
gay incest
gay sex
giving head
going down on
grabbing head
holding head
horny
huge cock
long penis
male
male only
male/male
maledom
mouth full of cock
mouth full of cum
mouthful
open mouth
oral
oral sex
penis
red penis
skeleton
spiked penis
sucking off
swallowing penis while deepthroat
text
throat fuck
thrusting
thrusting into mouth
tongue
tongue out
yaoi