Basically (almost always) b! Sanemi t. Giyu but it's like a switch story yk-?It will be diff au's so have a recommendation freel free to comment I won't waste your time here so don't forget to read warnings bye!!!

Blue. The color made him angry. The blue of his eyes, the blue of his breath. Sanemi Shinazugawa hated it, he hated everything about the color blue. Blue was the color of Giyu Tomioka.