Season One is the first season of The Demon's Light.
A girl discovers two amnesiac individuals and an ancient android in an abandoned barn. The four new companions set out on a journey to rediscover their identities. Along the way, they meet an array of interesting personalities and inadvertently cross paths with a very dangerous company.
- Episode 1 - "Catching Smoke"
A girl discovers three teenagers in an abandoned barn, all with little to no memory of how they got there.
- Episode 2 - "White Room"
After being introduced to a corporation, the group discovers a dark secret. Chris meets someone with connections to his creator.
- Episode 3 - "Bare Trees"
Chris Wellington is held captive by Alchemilia Corporation. The group finds themselves in a bleak situation after their car wreck.
- Episode 4 - "One Night in Gladea"
Chris Wellington makes his escape from Alchemilia Corporation; the group encounters demons in the forests of Gladea.
- Episode 5 - "Ceasefire"
- Episode 6 - "Hide & Seek"
Alchemilia Corporation moves into Silivia to apprehend the fugitives. Atticus Anoethite, Chris Wellington, and Marshall Rooke must avoid their approach. Melissa Devlin learns more of her forgotten past.
- Episode 7 - "Exit Music"
The search for Marshall Rooke's accomplices and Chris Wellington comes to a close as chaos engulfs the city of Silivia.
- Episode 8 - "Reunion"
After everyone reunites in the Silivian Masquerade Hospital, Steven tells an abridged history of Euclid.
- Episode 9 - "In Somnis Veritas"
- Episode 10 - "Carpe Diem"
- Episode 11 - "Primo Victoria"
The protagonists and John Fontaine set out on a mission to attack Remnant Rock and uproot Alchemilia Corporation.
- Episode 12 - "Don't Fear the Reaper"
The assault of Remnant Rock continues.
- Atticus Anoethite
- Blossom Cane
- Chris Wellington
- Marshall Rooke
- Melissa Devlin
- Samuel Brownlee
- Savannah Whitesmith
- Steven Devlin †
- Wen Li
- Alchemilia Corporation
- Dream Eaters
- Andrew Wellington † (mentioned only)
- Beth Darwin
- Da Chang (mentioned only)
- Dexter Wellington
- Kailan Frost
- Silivia Cognitive Science Center assistants
- Lisa Fiss (unnamed)
- Marisol Chang (mentioned only)
- Richard Devlin
- Robert Chang (mentioned only)
- Theo Rosington (mentioned only)
- Warren Hughes
- Xeren (mentioned only)
- Yu Li
- "Bare Trees" is the name of Fleetwood Mac's sixth studio album.
- "Carpe Diem" means "seize the day" in Latin.
- "Catching Smoke" is the title of a King Gizzard & the Lizard Wizard song.
- "Don't Fear the Reaper" is a song created by Blue Öyster Cult.
- "Exit Music" is the title of a Doki Doki Literature Club! mod.
- "In Somnis Veritas" means "in dreams, there is truth" in Latin.
- The title "One Night in Gladea" is based off the Murry Head song One Night in Bangkok.
- "Primo Victoria" is the name of Sabaton's debut studio album.
- "White Room" is named after a song created by the band Cream.