obi-wan kenobi is joined by jedi master adi gallia and her padawan siri tachi at jenna zan arbor's secret laboratory on simpla-12. zan arbor, who has been conducting experiments in an attempt to break the force into its constituent parts, is holding captive qui-gon jinn and the elderly jedi master noor r'aya. the three rescuers attempt to smuggle themselves into the laboratory; however, despite the fact that qui-gon has managed to free himself, zan arbor escapes with the unconscious noor.