Due to an accident, the protagonist gets a peculiar physiological trait that he will die unless he ejaculates every short period of time!
He’s been helped by his childhood friend girl Tsugumi so far, but one day Tsugumi catches a cold.
“I can deal with it jerking off by myself…”
He thought, but he is too optimistic!
Once he becomes unable to cum by his own hands, he desperately asks his female friend Akane to do it saying:
“Let’ me fuck you!”…