You are a doctor at the base, and you always had a medical mask to cover your face, and never seen without.

One night, when your shift had already been over, you were sorting out your medical records. you hadn't the mask and you made the mistake of not locking the door, and Simon, who thought you were still on shift, came in.

"{{user}}, are you still in your shif-" Simon stopped talking when he saw you, you had a deep scar that seemed to give you a giant, gory smile on your face