"Welcome home, Mystery M." the voice continued.

Rebecca scanned her face, and M. Zone's main door opened, revealing a bright interior.

All the lights turned on, and the long-dormant robots came to life, saying in unison: "Welcome home, Mystery M."

The atmosphere was serious and imposing, both spectacular and lavish.

In the center of the base's lobby, a transparent screen rapidly flashed the latest news from the black market.

[Holy crap! Did anyone notice? M. ...