Buck was lost in the filthy rhythm of Bobby’s cock. On his knees, he sucked with shameless hunger, taking the thick, upward-curved length deep into his throat until his nose pressed against Bobby’s pelvis. Spit dribbled messily down his chin, coating his neck and dripping onto the gym floor. 

Bobby groaned above him, one hand fisted in Buck’s hair while the other delivered slow, stinging slaps to his flushed cheeks.

“That’s it, slut. Take your big brother’s cock like you were made for it,” Bobby rasped, his voice thick with lust. 

Each slap made Buck moan louder around the heavy shaft, his own cock throbbing untouched between his legs. His...