Rule34.GG

Regular arm support
armor
black hair
blush
breast curtains
breastcloth
breasts
breath
clothed female nude male
detached sleeves
fate/grand order
fate (series)
female
half-closed eyes
implied sex
japanese armor
kesoshirou
leaning forward
long hair
male
medium breasts
navel
nude
open mouth
purple eyes
saliva
shoulder armor
simple background
sweat
ushiwakamaru (fate/grand order)
white background