Ancient Lightning Dragon

What would you do if you suddenly have the opportunity to go to a world you love with some gifts. Our MC is called Jack a simple shelf agent in a great market, OTAKU and very withdrawn is offered this opportunity. Follow him as he travels through the world in which he will be sent, how he will become a Unbeatable Emperor capable of overthrowing everything under the sky with an order from him alone. {Author: Hi guys, I'm a Frenchman so the English language is not my native language and I apologize in advance for any mistakes you may find. Otherwise on this I wish you a good reading) Translated with www.DeepL.com/Translator