This is LoRA using LyCORIS/LoCon.

This LoRA is multi-trigger, so it also works with each trigger.

after sex：

After the act of intercourse is finished.

The extremities are in a state of weakness.

wide spread legs：

When the upper legs are spread very wide open, as if the person is doing a both knees on the ground while laying.

cleaning fellatio：

Perform fellatio while lying down.

empty eyes:

This tag refers to situations where the eyes aren't given the customary glint or light spots, or are colored with a solid dull flat shading. This usually indicates the bearer is either expressing a vacant stare, or is unconscious or otherwise "not all there" at the moment.

covering own eyes:

Action done to obscure one's vision. Also done to censor one's face, or covering the eyes due to a humiliating or embarrassing moment.