A Razor Thin Line

by BlackUnicorn

Old friends and enemies return and things get more mysterious by the second. What do the Men of Letters want with Sherlock? Why would they take Sam and Dean? A race against time begins for all of them, the problem is, that they don't know who they are racing against.

Words: 2029, Chapters: 2/?, Language: English

Series: Part 3 of Inbetween Worlds

• Fandoms: Supernatural, Doctor Who, Sherlock (TV)
• Rating: Not Rated
• Warnings: Creator Chose Not To Use Archive Warnings
• Categories: Other
• Characters: Dean Winchester, Sam Winchester, Castiel, Gabriel (Supernatural), Crowley (Supernatural), Charlie Bradbury, Bela Talbot, Antonia Bevell, Eleventh Doctor, Metacrisis Tenth Doctor, Rose Tyler, Jack Harkness, The Master (Doctor Who), Davros (Doctor Who), Sherlock Holmes, John Watson, Molly Hooper, Greg Lestrade, Jim Moriarty, Mary Morstan
• Relationships: Castiel/Dean Winchester, Tenth Doctor (duplicate)/Rose Tyler, Gabriel (Supernatural)/Jack Harkness, Sherlock Holmes/John Watson
• Additional Tags: Superwholock, Crossover, Crossover Pairings, Protective Castiel, Human Castiel, Angel Castiel, Destiel - Freeform, Getting Together, British Men of Letters, people get hurt, it's all very dramatic, johnlock maybe, maybe not, Moriarty is Alive, wibbly wobbly timey wimey, Fluff, Jack being Jack, Hurt/Comfort, Mary is Not Nice, Sherlock Gets Shot, Demon Bela Talbot, Demon Charlie, Queen of Hell