Into The Woods

Mark went past the busy streets only to enter into a dense jungle. He had no idea where his dogs were taking him. He followed them patiently wading through the giant trees. His pups were taking him into the woods. No doubt, the forest was thick enough to hide everything in it but a shiny object. The thing was lying on the ground of the forest. On perceiving that, dogs rushed to the object only to find out more about it. What could that shiny object be?