Character Relationship Map: The Devil Inside

Characters

• Ben (played by Simon Quarterman) — supporting

  Ben is a priest who helps Isabella investigate Maria Rossi and participates in an unsanctioned exorcism with David. He examines evidence of multiple demons, tries to persuade David to resist possessio...

• David (played by Evan Helmuth) — supporting

  David is a priest who joins Ben and Isabella in investigating possession and performing an unsanctioned exorcism. Maria transfers demons to him and Isabella, after which David displays increasingly vi...

• Rosa (played by Bonnie Morgan) — supporting

  Rosa is a young woman subjected to an unsanctioned exorcism by Ben and David while Isabella and Michael document the investigation. She calls Isabella by name despite apparently not knowing her, attac...

• Maria Rossi (played by Suzan Crowley) — supporting

  Maria Rossi is Isabella Rossi’s mother, who committed a triple murder during an exorcism and has remained in a Catholic psychiatric hospital for twenty years. She exhibits signs of possession, speaks...

• Michael (played by Ionut Grama) — supporting

  Michael is the filmmaker working with Isabella on a documentary about exorcisms. He accompanies Isabella and Ben during their investigation and later drives them toward help after Isabella becomes pos...

Canonical Relationships

Family, romantic, and professional connections based on plot evidence.

• David → Rosa (Professional Exorcist And Subject) — David participates in the dangerous intervention involving Rosa.

  David joins Ben in taking Rosa through an unsanctioned exorcism, during which she attacks the crew.

• Ben → Rosa (Professional Exorcist And Subject) — Ben applies his exorcism experience to Rosa's case.

  Ben takes part in the unsanctioned exorcism performed on Rosa and helps bring her under control.

• Michael → Rosa (Professional Crew Member And Subject) — Michael is directly endangered while filming Rosa's exorcism.

  Michael is part of the crew during the exorcism performed on Rosa, who attacks the crew after recognizing the visitor.

• Michael → Maria Rossi (Professional Documentarian And Subject) — Michael documents the case connected to Maria.

  Michael is filming a documentary about exorcisms while the investigation focuses on Maria and her history.

• Maria Rossi → David (Professional Exorcist And Subject) — Their exorcism encounter directly leads to David's possession.

  David takes part in Maria's exorcism, during which Maria transfers demons to him.

• Maria Rossi → Ben (Professional Exorcist And Subject) — Ben attempts to understand and combat Maria's demonic condition.

  Ben participates in the unsanctioned exorcism performed on Maria and later investigates the evidence surrounding her possession.

Story Dynamics

Alliances, conflicts, and narrative interactions that evolve throughout the story.

• David → Michael (Alliance Investigation Associate) — They are connected through the documentary team's investigation.

  David participates in the exorcism investigation that Michael documents, and the group later presents its evidence to the Church.

• Ben → Michael (Alliance Collaborator) — They cooperate during the investigation's final emergency.

  Ben and Michael take the possessed patient to the hospital and later leave together by car to seek help for an exorcism.

• Ben → David (Alliance Teammate) — The two priests cooperate in investigating and confronting possession.

  Ben and David perform unsanctioned exorcisms together and jointly present evidence to the Church.

Story Analysis

A documentary investigation into Maria Rossi's possession expands into a chain of failed exorcisms, transferred demons, and an unresolved catastrophe.

Plot Progression

1. A Murdered Past Resurfaces — Maria Rossi's 1989 triple murder establishes the case's violent history. The documentary investigation returns attention to Maria and her confinement in Rome.
2. Signs Behind The Silence — The investigation encounters Maria's unnatural speech, bodily markings, and unexplained knowledge. Ben and David become involved as religious investigators.
3. Rituals Without Permission — Ben and David perform an unsanctioned exorcism on Rosa, whose behavior turns violently threatening. The group then attempts a more consequential exorcism on Maria.
4. The Possession Spreads — Maria's exorcism fails and demons transfer to David. Evidence reaches the Church, but David's baptism incident confirms that the danger is escalating.
5. A Collision With Darkness — David's possession ends in suicide, while the remaining investigators face another possessed victim at the hospital. A desperate escape ends with Michael's possession and a fatal collision.