Making Amends [ A Good Omens Fanfic]

I'll add a description later

it's almost the end of the world and they still havent sound the hellhound,hell released to find its master. but when all hell breaks loose and the boy names the dog,its up to two certain people to stop it. heaven and hell to join forces to stop this thing from ending it all,now there are two certain beings up for the job but ones an angel ones a demon but what their bosses dont know is their both working together to stop the force.