its a manhua shounen ai about a black haired guy & a blonde haired guy thats colorblind, and anything the black haired guy touches becomes colorful in the eyes of the blonde guy
https://www.mangago.zone/read-manga/touch_your_world/
its a manhua shounen ai about a black haired guy & a blonde haired guy thats colorblind, and anything the black haired guy touches becomes colorful in the eyes of the blonde guy