19 year old teenager jerking off

He lay back, one arm draped over his eyes, trying to steady his breathing. The room felt warmer than it should have, like the air itself had thickened around him. Every small movement sent another wave of tension through him, a slow, building pressure that refused to fade no matter how still he tried to be. It wasn't new that edge, that delicate line between control and release but tonight it felt sharper, more deliberate. He could feel every second stretching out, each moment suspended just long enough to make him aware of it. His fingers curled slightly against the sheets, then relaxed again, like he was reminding himself to stay in control. A quiet exhale slipped from his lips, half frustration, half something else. Anticipation, maybe. The kind that hums just beneath the surface, never quite letting you settle. He shifted again, just enough to ease the intensity, but it didn't go away it never really did when he let it build this far. That was part of it, though. The waiting