Getty

Jeremy Renner is hitting back at filmmaker Yi Zhou , slapping her with a cease and desist letter denying allegations they had a hot romance -- while also accusing her of aggressively coming onto him and sending him NSFW messages.

Renner's powerhouse attorney, Marty Singer , fired off the letter to Zhou on Friday, and TMZ has obtained a copy. In the letter, Renner says he agreed to participate in Zhou's documentary, "Chronicles of Disney," but, during their first meeting in July, the actor claims Zhou made a move on him. Getty

Renner alleges they had a "brief consensual encounter" and when they met again in August, he told Zhou he was not interested in a sexual relationship, and put her in the guest bedroom that night.

Still, Renner claims Zhou couldn't keep her paws

See Full Page