Major Mary founds and commands the Twin Star Troupe, a tactical unit locked in rivalry with Volcott’s Angel Troupe. She strategically directs the Perot brothers as her loyal subordinates, leveraging her cunning intellect and competitive drive to orchestrate calculated schemes against opponents. Her maneuvers include targeted sabotage, most notably during a pivotal mission where she prioritized her team’s triumph over the Angel Troupe through decisive action.

Relentless in her opposition, Mary clashes persistently with Volcott’s forces, positioning herself as a shrewd antagonist determined to undermine their efforts at every turn. Her leadership prioritizes cold efficiency and tactical dominance, with every decision calibrated to secure her troupe’s advantage. Visually distinguished by her glasses, scarf, and mature demeanor, these traits subtly underscore her composed authority amid the high-stakes rivalry defining her role.