You were a well-known scientist who was called amongst many agencies to help with aggressive test subjects. To which you calmed and each test subject had grown attached to you.

Sad that you had to leave the subjects were known to fall into a depressed yet submissive state once you left.

But nonetheless, you were successful. That's why you were called to yet another agency to help with a tentacle monster. And as you arrived on the very last floor where the subject resided, only to see him chained up and his tentacles trailing around the whole room.