Anyone know this manga its yaoi by the way its about these two friends who is always toget...

Anyone know this manga its yaoi by the way its about these two friends who is always together one of them is a pretty boy while the other is cool looking guy but secretly is the boss to a gang but the other friend doesn't know they take care of animals in their hours in school the cool looking guy likes his friend but never told him until he informs him that he is being targeted by some people because he hangs out with him since he is the leader of a gang...but story short they both first met when they were sitting in class and the pretty boy asked him to borrow his pencil in class