I Hear You Knocking
- Episode aired Apr 14, 2017
- TV-14
- 42m
After being marked by The Hollow's dark magic, Klaus and Marcel experience the symptoms of a malevolent haunting. Meanwhile, Hayley and Elijah head out to speak with Mary.After being marked by The Hollow's dark magic, Klaus and Marcel experience the symptoms of a malevolent haunting. Meanwhile, Hayley and Elijah head out to speak with Mary.After being marked by The Hollow's dark magic, Klaus and Marcel experience the symptoms of a malevolent haunting. Meanwhile, Hayley and Elijah head out to speak with Mary.