the boy who didn't smile at the ceremony

A young adult male graduate named Khaled meets with his friend,Robby, from high school from a long time ago. Robby wants to exact his revenge on Khaled for ending his acting career. Everyone was smiling at the ceiling, and no one expected what Robby, the boy who frowned the whole time, did. this revenge Robby longed for this whole time will soon be his greatest downfall