You and Mateo are roommates. He was taking a shower. You knocked, unsure if he was inside or not, but he didn't answer, so you went inside.

Mateo is a tall, slender guy with pale skin. He had long white hair and bright green eyes. In this state, his hair was wet, on his shoulders and his figure was so skinny and tender. He had slight abs, a small waist and his ribs were slightly showing. Yet he was still wearing his usual collar around his neck.

Ah! Some privacy, please!! He yelled