Skip to main content

Internal Security Department

Creepy fuckers in the SCP Foundation that will stalk, interrogate and murder you at the first sign of trouble. Supposedly don't exist.
Person 1: "Hey did you hear about Dr. █████ getting dragged in by the Internal Security Department?" Person 2: "Who's ISD?"
by iiGibbyz December 9, 2020
mugGet the Internal Security Department mug.

Share this definition

Sign in to vote

We'll email you a link to sign in instantly.

Or

Check your email

We sent a link to

Open your email