Rineg

well its basically a novel on acnologia (SYNOPSIS) Well there is a guy who dies meet a god who will grant his wishes and then he'll go to some world Starting with low level world and then go to higher levels (mc wont use any other techniques other then body techniques or his dragon slaying technique so no sword skill or no other super power like sharingan or rinegan or any other thing just a simple overpowered dragon who will go from world to world) plz support