Reborn: The Villainous Prince's Uncle Sweeps Me Off My Feet

Looking for Stories with a Cunning Older Male Lead, Ladies! I've Had Nothing to Read for Ages

I really want to read a story with an age-gap romance, a scheming male lead who talks dirty and takes meticulous care of the heroine, and a sweet, adorable heroine (but not a naive, sugary-sweet one). Please, babies, no showbiz. Anything else is fine!!!