Commander Lao serves as a senior officer within the Free Planets Alliance military, operating under Dusty Attemborough’s command. He plays a key role in strategic operations such as the Battle of Astarte, where his collaboration with Yang Wen-li highlights the Alliance fleet’s internal dynamics and the tactical difficulties posed by bureaucratic resistance. Their exchanges underscore the friction between frontline pragmatism and institutional inertia.

In *Die Neue These*, Lao’s narrative presence extends beyond the original novels, appearing earlier to humanize Yang through informal banter and camaraderie. This adaptation shifts from the source material’s introspective focus on Yang, instead framing Lao as a conversational foil who accentuates Yang’s grounded leadership style.

Lao’s surname varies across adaptations—alternately rendered as Rao or Liu—hinting at potential Chinese origins. Documented sources omit his personal history, assignments prior to Astarte, or activities following the battle. His character consistently emphasizes the interpersonal and structural tensions inherent in the Alliance’s military hierarchy, with no expanded development in supplementary media.