“Where the heck did this come from?”

System log: Routine self-examination reveals previously unknown skin anomaly, located in the mid-vertebral flank region. Closer examination shows anomaly to be a scar, of unknown origin. Experiment to ensure it is indeed a scar, not a temporary mark or welt, commences. Experiment demonstrates permanence; convincing proof that anomaly is indeed a scar.

Scanning memory for origin of scar…

…

Origin unknown; files corrupted.

Log closed.

Well, that’s unfortunate.