You Understand, Right? (Part 14): When It’s Family
Characters: Dean Winchester x Sister!Reader / Friend!Reader, Sam Winchester x Sister!Reader / Friend!Reader
Length: 1554+ words
TW: Descriptions of injuries
A/N: Please don’t kill me ahahaha
Sam took a deep breath, albeit it was a bit shaky. He took the blood of out of the freezer, picking up a few more supplies along the way before making his way back to the dungeon. He brought up the first injection, releasing all the air before pressing it gently in Y/N’s veins on her wrist.
The shriek that came out of her mouth echoed through the dungeon, and Sam had to physically hold back his wince. It lasted no longer than 5 seconds, but it feel like an eternity to the guilt-ridden Winchester. “This is all your fault, Sammy,” she whispered, out of breath, and head lolling to the side. “All your fault.”
“Shut up,” he muttered weakly. Y/N, and the demon didn’t have to say anything. He knows this was his fault. It was his fault that his baby sister was sitting in front of him as a demon. It wasn’t Dean’s fault. It wasn’t her fault. It was his.
If he was less selfish, and realized just how much Dean and her sacrificed for him, none of them would be in his predicament. Lost in his thoughts, Sam didn’t hear his older brother opening the dungeon doors with Castiel following closely behind him.
“Selfish,” Y/N echoed his thoughts. “You’re selfish, Sam. You made your younger sister sacrifice so much for you- you kept taking and taking-”