Marcus released a heavy breath as he leaned back against the swivel chair. He placed his elbow on the chair handle, for full support while he stroked his chin.

The door opened and he looked at the door to see a teenage boy walk towards him with a smile.

"Good evening sir". The boy greeted and took his seat on the chair next to the table.

"Your name and your problem?".Marcus asked.

"Okay....my name is Dave and I'm eighteen years old". He introduced. "I have problems when it comes with masturbating sir, no matter how hard I fucked myself hard, I don't cum at the end of it". He explained....