The Chronicle of Dark Horse

like a normal day when my lazy life gets upside down . the one i thought who murdered her was not him but someone else . i travel dimensions , meet a spirit , goddess and much more .. in serarch of his lost memories and find the culprit , caelus sets out on a journey but gets mixed up in something he had never expected even in his wildest dreams . will he be able to find his memories , become emperor , defeat demon king in a single life ? but what can he do he is extremely over powered and clever ! not only that he has a spirit that guides him and helps him . he even has the first hero's sword . but on the way he didn't realized it but made a harem for himself but he refused them all as , he already knew who he loved .. the epic tale of a heroic boy who set out to save the world , caelus . the successor of a dukedom .