Seems i open up an new tentacle world to me


kubikiri, sex, 1boy, nude, hetero, 1girl, nipples, head out of frame, sex from behind, kneeling, completely nude, guro, neck cap, choker,saggy breast, big breast, bouncy breast, no head,BREAK,1girl, head only,disembodied head,severed head,kiyohime,masterpiece, best quality, very aesthetic,1 girl,kiyohime,white horn, aqua green hair, purple iris,naked, tentacle_mutation, big breast, mind break, jail background, hand restrained, hand cuff,sit on the ground, deformed breast,tentacle vein, tentacle impale , nipple penetration, nipple cum, tentacle blindfold,tentacle nipple burst

this mutation model is here
https://civitai.com/models/1490791/tentacle-mutation