The Hero and Satan are nearing the end of their battle, bloodshed everywhere and on the border of life and death a mysterious person appears and grants them another chance in living to erase their regrets by giving them new lives in the present time. The two with no recollection of their past awaken and live life differently but what happens when the two suddenly meeting causes a trigger in their past? Will the person appear once more? and how will they cope with their relationship now?!?