On the Way Home After Defeating the Demon King (light novel)

The prophesied hero Yuma and his party have successfully slain the Demon King, and it s now time for the final leg of their adventure: the return home. However, what should be a joyous occasion takes a turn when one member abruptly leaves, spurning the rewards and acclaim awaiting them. Yuma quickly realizes that although they risked their lives together to defeat a common enemy, he and his comrades are almost complete strangers. The route back to the capital becomes an opportunity to hear his companions life stories, and some of the things he learns will shock him to his core.