Anal insertion (I2V)

Helps to avoid melting effect and helps inserting it into backdoor.
wan 2.2 test , trained on both realistic and animated clips about 60+40 %
Prompt format :
Anal insertion. The video depicts a man slowly inserting his dick into a woman's anus while she is lying on a couch

Use last frame only with no start frame for different effect.
Add other loras for more dynamic "transition".