 During a routine liposuction operation in Chicago , Dr. Harrison Lloyd ( John Juliani ) suddenly begins to violently remove such large amounts of fat from a patient that the patient dies . Following the unusual experience , Lloyd tells Fox Mulder ( David Duchovny ) that he killed the patient due to being spiritually possessed . Dana Scully ( Gillian Anderson ) is skeptical about Lloyd 's claims , believing he 's only making it up to escape legal consequences . Mulder inspects the operation room and discovers pentagrams burned into the floor , suspecting witchcraft as the cause . 
