Reborn As Demon Lord

Kazuma Sato Is A 25 Year Young Boy In Japan At Asia On Earth Is Got An Accident To Save A Kid From Car Accident His Family Members Take Him To Hospital But Docter Is Told He Is Dead Suddenly He Is Open His Eye Then He Is Find Out That He Is Reborn In Another World As New Born Demon Lord Ruler Of Demon Kingdom Called Nazarick And His Name Is Diablo