The Legend of the Greatest Emperor

"I'm tired! Ughhh!!! I wish that tomorrow will be better!" It's the same old life everyday, our main character who was walking home from work encountered a life changing event which transported him to another world. As he starts his new journey to an unknown world, where there's monsters and demons trying to take over the world! Adventurers and Heroes emerge. Will he choose the path of Adventure or will he try and save the world by becoming a Hero?