Sacrificial Exchange in a Parallel World

Have you ever wondered how a terrible encounter might change your fate for the better? Kai is your average High Schooler, he then happened to meet Truck-kun who then sent him to such a world. meeting the goddess, she gave him the chance all young boys want at some point. (I don't mean sex) The goddess then sent Kai into a Parallel world of his own and gave him access to magic. Join Kai on his adventure in a Parallel World as he saves it from destruction.