Part 2/9:
Determined to get answers, Brian ventures to Shelby's home, only to find his sister Kathleen instead of Shelby. The shocking realization that Shelby is nonexistent in this altered reality sets off a series of revelations; Kathleen explains her own repeats of jumps and the urgency to reunite with her brother, who remains trapped in another dimension.
While chaos unfolds as Grace orders the shutdown of debris, Kathleen, desperate to regain control, flees to the debris site. This leads Brian to follow her, ultimately resulting in their shared time travel experience. Yet, Kathleen jumps first, sending Brian into an alternate realm where he meets Finola and an agent.