[SSIS-401] I’m A Premature Ejaculator But Now I Have An Older Girlfriend For The First Time And She’s Teaching Me How To Have Sex In the Greatest get your shit Together Ever Nanami Ogura

The protagonist makes an acquaintance with Nanami Ogura, a lady waaaay out of his league, and miraculously he manages to begin dating her.

When it came to sex, he continued to embarrass himself as a premature ejaculator. But Nanami, one more time, shows great understanding and support. Such an angel girlfriend.