Title: I Can See The Green Light (I Can See It In Your Eyes)
Fandom: Merlin
Pairing: Merlin/Mordred (with discussed/fantasised Merlin/Mordred/Arthur)
Word Count: 2089
Rating: NC17
Warnings: Explicit sexual content, twin incest and explicit language.
Summary: Mordred is jealous of the new boy, Arthur. Merlin convinces him there could be some fun in sharing.
A/N: This is a timestamp to
sksdwrld's
He Ain't Kinky, He's My Brother. You'll need to read that for this to make any sense.
AO3 Link:
http://archiveofourown.org/works/1005050