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1. Public Bookmark 95

   Underneath the Lightning Book 1 by DevilINdisguise_LUV

   Fandoms: Doctor Who, Doctor Who (2005), Doctor Who & Related Fandoms, Supernatural (TV 2005)  

   • Mature
   • Graphic Depictions Of Violence, Major Character Death
   • Multi
   • Work in Progress

   23 Jul 2026

   Tags

   • Graphic Depictions Of Violence
   • Major Character Death
   • Tenth Doctor/Original Companions (Doctor Who)
   • Eleventh Doctor/Original Female Character(s)
   • Ninth Doctor (Doctor Who)/Original Female Character(s)
   • Twelfth Doctor/Original Female Character(s)
   • River Song/Original Female Character(s)
   • Tenth Doctor/River Song
   • Jack Harkness/Other(s)
   • The Doctor (Doctor Who)/Original Female Character(s)
   • Jack Harkness/Original Character(s)
   • The Master (Simm)/Original Female Character(s)
   • Fourth Doctor (Doctor Who)/Original Female Character(s)
   • Tenth Doctor (Doctor Who)/Original Female Character(s)
   • Tenth Doctor (Doctor Who) & Original Female Character(s)
   • Fourteenth Doctor (Doctor Who)/Original Female Character(s)
   • The Doctor/River Song
   • River Song & Original Female Character(s)
   • Tenth Doctor (Doctor Who)
   • The Master (Simm)
   • The Master (Doctor Who)
   • Ninth Doctor (Doctor Who)
   • Dean Winchester
   • Sam Winchester
   • Twelfth Doctor
   • Amy Pond (Doctor Who)
   • Rory Williams
   • River Song
   • Donna Noble
   • Martha Jones
   • Rose Tyler
   • Eleventh Doctor (Doctor Who)
   • Clara Oswin Oswald
   • Castiel (Supernatural)
   • Sarah Jane Smith
   • Missy (Doctor Who)
   • John Winchester
   • Mary Winchester
   • First Doctor (Doctor Who)
   • Romance
   • Eventual Romance
   • Angst and Drama
   • Hurt/Comfort
   • Falling In Love
   • Aliens
   • Time Travel
   • Time Lord Telepathy (Doctor Who)
   • Alternate Timelines
   • Timelines
   • Multiple Doctors (Doctor Who)
   • Regeneration (Doctor Who)
   • Marriage
   • Long-Term Relationship(s)
   • Dysfunctional Winchester Family (Supernatural)
   • The Winchester Family (Supernatural)
   • Sibling Bonding
   • Siblings
   • Protective Siblings
   • Dean Winchester and Original Female Character are Twins
   • Sarcasm
   • Sexual Tension
   • Implied Sexual Content
   • Heaven & Hell
   • Sentient TARDIS
   • Team TARDIS
   • Friendship
   • The Master Has Issues
   • The Doctor (Doctor Who) Needs a Hug
   • The Doctor (Doctor Who) is a Dork
   • Explicit Sexual Content
   • The Doctor Has a Hair-Pulling Kink (Doctor Who)
   • Consensual Sex
   • Sexual Assault

   Summary

   Fallon Winchester has endured more than her fair share of chaos alongside her twin brother Dean and their younger brother Sam.

   But everything changes when a blinding crack in the fabric of reality pulls her into an alternate universe. Here, she finds herself leaping through time with a mysterious madman and his iconic blue box.

   Just who is he? How does he seem to understand her so intimately? As she tries to figure out this new world with different sort of monsters.

   Fallon must grapple with her past and the uncertain path ahead. Will she ever find her way back home?

   Doctor who crossover with supernatural AU

   Doctors 1-15

   Language:

   English

   Words:

   242,951

   Chapters:

   39/50

   Comments:

   139

   Kudos:

   197

   Bookmarks:

   95

   Hits:

   11,669

   Bookmarked by onlyforthebrave04

   14 Mar 2025