Love Grimoire ~The World Is Doomed Unless the Ultimate Virgin Hero Gets Married~

Love Grimoire ~The World Is Doomed Unless the Ultimate Virgin Hero Gets Married~ is a Manga/Manhwa/Manhua in (English/Raw) language, Romance series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.com fastest updating comic site. The Summary is

The hero had finally defeated the demon lord, sealing him. However, the seal he had used was only temporary. Should evil rise again, the descendants of the hero shall follow in his steps. At least... That was the plan. It's too bad that the hero is still a virgin! If he doesn't have children by 30, he'll become a wizard! And so, the hero desperately begins his journey to find a wife..