As he prepares for his daily activities as a superhero FlexMan does what he does best: flex but suddenly stumbles upon a villain that threatens him to use kryptonite and take all his powers away if he doesn't comply to his demands, which are: massage his own bulge until he cums in his pants, hesitant FlexMan starts doing it eventfully cuming all over himself not knowing that actualy this will drain his life force out of him.