deep within the well

A group of sixs young adults went on a hiking trip suddenly discovers a well in the middle of the woods as they got lost within the trails having to see that the well was locked closed and secured thinking it was nothing and it was fine they decited to open it and take a look inside thinking it was no biggy and nothing wrong with the well as they camped right beside it. but right when they opened it everything went wrong. And one was right find out who was right