Portraits revealed through your current reading position.
A free SecUnit conceals deep trauma behind tactical irritation while protecting ART's people on the contaminated colony world.
After hacking its governor module and choosing freedom, Murderbot survived corporate conspiracies, protected Dr. Mensah and Preservation, befriended the research transport ART, and learned that alien-remnant contamination can inhabit both systems and bodies. The lost-colony crisis ended with Target Control destroyed, but Murderbot's copied consciousness dead, its body contaminated and repaired, and the colony still politically contested by Barish-Estranza. It remains part of Preservation while attempting a trial mission with ART.
Murderbot has agreed with ART, Mensah, Seth, and Martyn that it should not return to the planet, yet it goes immediately when an alien-contaminated agricultural bot traps Ratthi, Iris, and Tarik in a router housing. Still mentally destabilized by experiences it cannot comfortably name, it turns a recall beacon into a remote mine trap. When the bot evades the blast, a Barish-Estranza SecUnit destroys it with a shot that nearly kills Murderbot too. Murderbot hides its construct nature behind an environmental visor and refined human-mimicking movement code, letting Ratthi pretend to support its injured ankle while it withdraws under corporate scrutiny.
A lean, androgynous human-derived construct with generic human features, fine eyebrows, deliberately lengthened short dark hair, and a concealed neck data port, now wearing an altered environmental suit whose sleeves seal around its energy-weapon ports.
Murderbot is the central protector and reluctant investigator, trying to keep the colony and ART's crew safe while its own unresolved trauma compromises its confidence.
Also appears in books you've already read — spoiler-safe to their endings: