The Visitor (Kiyoomi x Atsumu One Shot)

He was reserved, protective of himself, and careful to keep his friends and enemies at a formidable and comfortable distance. But, there was one person who was out to change that whether they realized it or not. Kiyoomi was anxious the more this visitor came, but he was sure that maybe, just maybe, he would be okay if he let them slip through the cracks.