Lorraine and Ed Warren travel to north London to help a single mother raising four children alone in a house plagued by malicious spirits.

When psychic Elise Rainier reluctantly agrees to help a teen contact her deceased mother, she unwittingly unleashes a demon that torments the girl.

Otto Wall is just a little unlucky in life, and unbeknownst to him, in love. When his wife suddenly asks for a divorce, he bounces between a search for answers, desperate attempts to stay connected to his daughter, and his fateful reentry into the dating pool.

While the Lambert family struggles to overcome their son's recent battle with evil spirits, father Josh must confront his own horrifying childhood.