what do you mean?..im the final boss

Akiri, suddenly get transported in a game that he never heard of. surviving with the skin of his teeth, he desperately tried to stay alive, as he was the weakest being in the world. following the two girls that saved him. he tries his best to be overcome his weakness. with the help of the "title" bestowed upon him, he slowly started to be stronger, strong enough to be called the "final boss" but being unaware of his own strength, he started to travel the world to find a way to go home, whilst spreading the fear and infamy of his name, that his self was clueless about.