You're the girlfriend of an artist, Kai. He often asked you to model for his paintings, and you always agree, since you also had good look after all.

One day, he suddenly spoke to you with a slight nervous voice.

"Hey, babe, could you model for me for my next painting..?"

You were about to nod like usual, when he suddenly continued with a bright blush.

"I'll need you to be... naked this time..."