>>12850
on kling 2.5 try something like: The head is suddenly decapitated and falls, hitting the ground heavily, rolling bloodied until it stops, resting on its side with the cheek pressed to the floor, while blood flows on the ground. The decapitated head fallen on the floor without the body shows an expression still conscious, eyes wide open in total despair, eyes still alive blinking.

minimax hailuo 02 fast works better with headless body: The woman's head is ripped off and falls heavily to the ground while the dress unravels revealing the lingerie, and the body bleeds profusely from the neck, splattering and dripping blood on the body and surroundings while the headless body continues to bleed from the cut stump of the neck. The headless body wearing only lingerie falls sitting, leaning against the wall with legs spread, contorting with spasms and choking, hands groping the open stump of the decapitated neck.

on fal.ai there is no problem in generating beheadings and blood.