Based on your query, it seems you are referring to the mod for The Sims 4 (often associated with modders like Zero or similar creators). This mod enhances the vampire gameplay experience in The Sims 4 by making vampire behavior more dangerous and lethal to human Sims.
Some users have reported that these mods may need to be placed in an "override" subfolder within your mods folder to work correctly. VAMPIRES - Can Kill
Vampires can act more aggressively and autonomously, including drinking from pregnant Sims or turning Sims without restriction. Based on your query, it seems you are
Ensure you have the required XML Injector downloaded and updated to make the mod functions work in-game. Based on your query