Location: Crossroads Club in Soho (supernatural nightclub)
History with Marchosias: Former colleagues before the Fall, complex adversarial relationship
Current Status: Holds unclaimed favor from Mick (specific terms: within one year, no harm to family, no soul surrender, nothing directly causing human death)
Key Supernatural Elements
The Crossroads Club
Location: Soho, London
Nature: Supernatural nightclub disguised as ordinary venue
Clientele: Demons and possessed humans in human disguise
Architecture: Defies normal spatial logic, larger inside than outside
Access: Mick can enter but is vulnerable without Marchosias's protection
Binding Stones
Origin: Ancient Sumerian artifacts (only 3 ever made)
Function: Silence demons without banishing them (traps consciousness while keeping it present)
Appearance: Perfect obsidian spheres with rotating sigils
Physics: Behave strangely (don't roll normally, sigil always faces up)
Current Status: One in Mick's possession, wrapped in silk, hidden in his flat
Mirror/Reflection Magic
Mechanism: Reflective surfaces as conduits between realms
Manifestation: Spirits can appear in/travel through mirrors, windows, water
Dangers: Entities can emerge from or manipulate reflections
Countermeasures: Covering/painting over reflective surfaces
Case History: The Harrington Vengeance
Thomas Harrington (1968-1989)
Crime: Wrongfully convicted of armed robbery in 1987
Sentence: 15 years, sentenced by Judge Blackwood
Death: 1989 in Belmarsh Prison Cell 217 (staged suicide, actually murdered by guard Keene)
Conspiracy Participants:
Detective Harold Morris: Falsified evidence for easy conviction
Prosecutor Samuel Wells: Suppressed exculpatory evidence for career advancement
Judge Anthony Blackwood: Knowingly harsh sentencing despite case problems
Prison Guard Michael Keene: Killed Thomas to cover contraband operation
Witness James Patterson: Perjured testimony in exchange for dropped charges
William Harrington
Relation: Thomas's father
Occupation: Owner of "Ink and Antiquity" bookshop in Spitalfields (specialized in occult texts)
Research: Decades studying vengeance rituals after son's death
Terminal Illness: Cancer diagnosed 2016, months to live
Ritual: Summoned Nemathrel (vengeance demon) using his living body as anchor
Death: Released when contract dissolved, died peacefully
Nemathrel
Nature: Vengeance demon specializing in justice through mirrors
Method: Assumes face/memories of wronged dead, hunts those responsible
Victims: All five conspirators killed between 2020-2024 in personalized torments
Banishment: Forced to return to infernal realm after contract completion
Institutional Knowledge
Metropolitan Police Supernatural Awareness
Superintendent Grayson: Knows about supernatural activities, has been "attuned to these situations" for years
Special Investigations Unit: Newly formed unit for cases "falling outside standard categorization"
Leadership: Reeves heads unit, Mick as civilian consultant with official clearance
Approach: Document truth for those with clearance while maintaining public safety through conventional explanations
Previous Cases Referenced
Jamie Matthews: Child murder case that broke Mick, killed by Philip Weiss
Baalberith Incident: Previous supernatural case involving Mick's niece Eliza (soul temporarily displaced to Hell)
Locations
Ink and Antiquity Bookshop
Address: Spitalfields, London (now abandoned)
Features: Hidden basement chamber with mirror gallery
Status: Sealed off, officially condemned for structural issues
Basement: Ritual space with dozens of mirrors used as supernatural conduits
Mick's Flat
Location: Working-class area of London
Contents: Evidence boards, occult research materials, binding stone
Security: Various supernatural protections and hidden items
Ongoing Threats/Mysteries
Lilaeth's Unclaimed Favor
Timeline: Must be collected within one year of agreement
Warning: "Precise wording matters more than spirit" of agreement
Implications: Favor could be interpreted in dangerous ways despite surface limitations
Binding Stone
Current Status: Secured but not destroyed
Risk: Too powerful to use casually, too dangerous to leave unguarded
Future Need: May be required for other supernatural threats
Marchosias's Past
Pre-Fall History: Was angel, served alongside Lilaeth
Selection of Mick: Not entirely random, guided by Mick's receptiveness to supernatural
Evolution: Partnership deepening into genuine symbiosis
World-Building Rules
Supernatural Physics
Veil Between Realms: Can be thinned by trauma, occult activity, or ancient sites
Possession Mechanics: Requires invitation, anchor objects, or specific vulnerabilities
Reflection Travel: Entities can move between reflective surfaces
Binding Magic: Can trap supernatural entities without banishing them