The game club of a certain school.

The amount sold and the evaluation of the eroge that has presented in the last event have been terrible.

The consultant teacher says in a thundering voice

"You can't make well an eroge because you have not sexual experience! All the club members will develop the next eroge making sex with the club president!"

From these absurd words, while the club president (the protagonist) who is the only male member of the club studies sex with every single female member of the club, their second eroge's development has began.