Two Wrongs Make a Left - Sickness - 3/7 for 7_crossovers

[firsts_chosen_1]

Title: Two Wrongs Make Left
Author/Artist: firsts_chosen_1
Claim: Caleb (BtVS) and Dean (Supernatural)
Theme: Sickness
Theme Set: #3 Angst
Table and Chapters
Rating: NC17
Warnings: Gore and violence - there will be a lot of it.
Disclaimer: Belongs to Joss and Erik. But I do appreciate being able to play with their boys now and then.
Notes: Set after SPN season 3, obviously after the end of Buffy. Dean is a demon, and he's owned by Lilith.
Other Prompts: Vast #65 for 74/100 joss100

Sickness