Readers survival in DxD

Mark lives an average life he works at an office an 9-5 like everybody else. But unlike his peers he is the only one that hasn’t got an promotion, nor had he got recognition that he believed he deserved, due to his hard work and time being taken and credited by others he believed his friends. He feels stuck in a rut, his means of escape is reading Light Novels and anime. His favourite being high school dxd. Funny how fickle fate can be,as he finds himself in his favourite anime High School DxD.