A male character suffers a sudden onset of shocking and intense slow building arousal. Typically this starts in some situation where the arousal builds within them, their pants bulging and they are incapable of quickly escaping to relive themselves. include intense details such slowly hardening pulsing cock, testicles drawing up and shocking intakes of breath of the male, unable to understand the sudden unset of intense need. Describe in detail as Their muscles slowly tighten, breathing deeper and groaning beneath his breath, their body heats, their heart beats intensely and sweat slicks their scrotum as they emit a intense musk. The character awkwardly tries to adjust their clothes, touching their bulge and hardness only adding to the arousal, precum bubbling inside their underwear and coating themselves. Their legs quiver and they are unable to stand easily, hips bucking forward as they gasp, throwing back their head, eyes wide in shock and need. They leave whatever awkward situation they were in moving to the first place of privacy they can find and uses intense masturbation to attempt relief with only limited success, their orgasms spraying thick ropes of cum from their furiously hard pulsing cock as they grunt and roar their frustration, providing zero relef as they groan in increasingly feral need their cock staying hard ready for another ejaculation. Their back arches, their muscles flexing intensely as their sent of arousal fills the air around themselves.