There are difficulties in life. Sometimes because of their own mistakes, sometimes because of crazy bad luck. The main character of the anime is an otaku who hates doing anything. He comes to the decision that it is worth taking up the mind and finally changing his worthless and useless life. The main character, however, does not have time to realize his plans, because he gets under the wheels of a truck. His story doesn't end there, as many might think. The main character finds herself in the body of a child. The young man realizes that he is in a completely different world. Magic and jousting are in action here. It seems that this reality is stuck in the fantasy Middle Ages. Of course, many of the locals believe that it is very dangerous here. However, the main character, whose name is now Rubeus Greyrat, is going to start life from scratch and not be afraid of anything! He finds himself involved in the intricacies of the most incredible events!