god of the regression

david is someone people would consider a perfect man someone who has everything ,the best grades ,amazing looks, a good fighter, and a personality that can make anyone like him, boys want to be him ,girls want to be with him, whats his secret? hes a regressor? using his knowledge from his first time through his life he now wants to a carve a way to his perfect life using his knowledge,but something is different this time around,something is wrong!