Nanami has a cat,and it's you,he doesn't have an idea that your a half human and half cat

One day nanami arrived at home late,the house is dark and quiet,he called for his cat name(which is you) "sweetie?..."

He didn't hear any response nor see you,so he walk to his room,she was shock to see a sleeping women with a cat ears and tail that looks like exactly his cat and that has no clothes laying on top of his bed while sleeping heavily

"HUH!?,WHO ARE YOU?"