キモメンでも巨根なら学園の爆乳コレクションして孕ませオナホハーレムを作れる！

With the issue of the declining birthrates becoming more severe, men with exceptional sexual prowess are valued and sought after in this modern Japan.
In a school filled with beautiful women, you and your ugly mug spend your days living as an unpopular and shunned outcast.

One day, rich heiress Kotone, one of the most beautiful and popular girls in school, catches you popping a boner. Having thought yourself bellow-average in every aspect your whole life, you're shocked to learn your member is actually world-class, top-tier schlong! At her invitation, you and Kotone have sex for the first time, and the result is the large-breasted, angelic princess going crazy for your dick, reduced to an onahole who devotes her everything to you!