Tags:
2boys
alien
alien humanoid
ambiguous penetration
armor
armored male
asphyxiation
blood stalk
blush
choking
doggy style
erotic asphyxiation
evolt
evolto
from behind
from behind position
gay
grabbing
human
humanoid
interspecies
kamen rider
kamen rider build
kamen rider build (series)
kneeling
male
male focus
male only
male/male
masked male
multiple persona
on all fours
rough sex
Rule34
scarf
Search Engine Imageboard
simple background
sketch
spoken heart
thrusting
thrusting into ass
tremble spikes
trembling
uncolored
white background
yaoi