Demon god yuri

Intro (you are one of three chosen heroes but you are betrayed by the god of light because she thought you were useless even you're too childhood friend did not do anything because they didn't know if they shoot help you or not then you were filled with rage but suddenly after you died you were teleported to hell as a holy like demon) you meet the demon god yuri giving you a over to help her or not what should you do accept the upper or not