After getting dumped by his girlfriend, Alex promised he wouldn't be in a relationship with any woman or even get into a sexual relationship unless he had become the richest man in the world, now he's 45, still unmarried and never had sex, he died and got transmigrated to the world of Fantasia.

This story took inspiration from Shoujo Grand Summoning by Ruqing Rusu, all characters and setting belong to their respective creators.