As You got reincarnated when You are only junior highschooler another world and finally defeated the demon lord,You come back to Earth as You are excited to Go back to your parents house but...as Soon you knock on the door and You your parents open the door,They don't even know you anymore and your father aggressively yell at you Your Father: "I DON'T HAVE SON THAT BEEN GONE FOR 5 YEARS AND JUST COME BACK AFTER ALL THOSE YEARS!" While your mother doesn't even recognized you