The fallen hero was returned!

Do you believe power can do anything as long you desire it? Lin mofu successfully kill the demon lord and completed his task however is it worthy to become a hero?His comrades died in front of him,his only parents that adopted him died because of war,if you ask him it's all pointless thing that he's the one survived then suddenly a holy light lighten the darkness of lin heart a hope the goddess given him "As long you become a god powerful enough you can get your dear comrades back."even its a lie lin hope that it was true and he goes climbs up the ranks however his goal was erased by 'someone'as if someone want to make a monster from the deepest darkness hell.