impossible_clothes: there's no way the cloth/rubbersuit can dig into her asshole like that even if it's vacuumed. The only way to get that dimple is something inside her ass sucked the cloth in.

Rathurue said:

impossible_clothes: there's no way the cloth/rubbersuit can dig into her asshole like that even if it's vacuumed. The only way to get that dimple is something inside her ass sucked the cloth in.

That's obviously where she plugs into the mech for increased reaction time.

I completely agree with you, though.