Watch The Devil's Well (2018) HD Full Movie Free on solarmovie.do. Watch The Devil's Well (2018) online free. Karla Marks mysteriously vanishes while conducting a paranormal investigation with her husband. A ye...Karla Marks mysteriously vanishes while conducting a paranormal investigation with her husband. A year after her disappearance, a group of paranormal investigators attempt to uncover the truth about her disappearance.