Oh, Kuro-sama is only rough and uncouth on the surface, or at first glance~ Fai is the acknowledged artist and noise-maker singer of their little group, but privately he thinks that he can't hold a candle to Kurogane's artistry as the ninja draws lazy patterns up the mage's spine with rough-gentle fingers and makes him shiver all to pieces with those low hums of self-satisfied contentment reverberating over his skin. ;D