Hero

The protagonist of Shin Megami Tensei is a young man living with his mother and dog Pascal in Kichijoji, Tokyo. He's initially a normal citizien, but when demons start invading the city he uses his Arm Terminal to recruit and summon demons. After the Great Cataclysm, he is sent to the Diamond Realm where he remain asleep for 30 years. He is then sent back to a post-apocalyptic Tokyo filled with demons and violence.