Issei bio

After losing to Rizevim and separating ddraig from him(ddraig is in a new host and not with rizevim). Issei was betrayed by his friends, parents, peerage, vali group, except for ravel, azazel, gasper and rossweisse, finding a secret dungeon and passing the trials Issei will not only make ddraig proud by becoming stronger but also will not let anyone use him ever again by becoming the monarch of shadows.