helluva bond ( Human male reader x Loona) +18

while camping for the first time with his parents, y/n a 17 year old was looking for firewood, but when he comes back when he found his parents dead on the ground covered with blood and when he cames face to face with a grizzly bear that did it, Y/n fights back but doesn't do to well until a imp and a beautiful hellhound saved him from certain death. and now he joins the Imps and loona on a helluva adventure.