UP ass

https://civitai.com/models/130526/up-ass

Raising the buttocks Pose with your buttocks thrust up toward us. This is a LORA to suppress the top-down bottom-up tag alone, which frequently breaks down. Currently, the only LORA that has a butt facing this way is the sex premise, so we created this one.

Prompts:upass,1girl,solo,ass,pussy,top-down bottom-up,from behind

I could describe after sex, etc., but insertion seemed to be tough. You may be able to combine it with various situations, so please try various things.

See the author link above for details.