Erza Scarlet with her legs spread using something like the grip or sheath of a sword to masturbate her ass with one hand while fingering herself to orgasm with the other.

Erza in this outfit (leave the thigh highs on)

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Julia x Jiero(Rave Master) scissors position like this Image

Nico Robin (post time skip) and Rebecca (One piece) sharing a double dildo. Both are dressed in sexy cat girl outfits.

Stockings/thigh high boots on one or both characters. Nothing with too much fur, mainly just the ears and a few other small add ons.

some examples:

External /

External /

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Per***a 4 orgy. Chie and yukiko scissoring.Naoto kissing Chie while having her pussy licked by Rise who is masturbating. Nagato is wearing her hat, chie and Yukiko are wearing their jackets unziped.

( D. Gray Man ) Road Kamelot with the appearance and outfit of D. Gray Man Hallow -> External / Image -> masturbating and strong squirting.