Prompt: size difference, alien, huge dick, <lora:BetterFeet:1> <lora:MS_Real_Lite_Carrying_Sex:1> reverse upright straddle, breasts, penis, pussy, sex, vaginal, spread legs, testicles, sex from behind,  <lora:large_insertion_v0.1-000003:1>
Negative prompt: easynegative rfneg