The "Wraith" is eventually unmasked after a shocking betrayal is revealed, leading to a horrific final confrontation. Key Cast & Characters
Pay close attention to the scenes where Harry takes samples from a rival lab; this is the pivotal moment that exposes the "plotted revenge scenario". [S15E12] The Betrayal
The investigation into the "Wraith" murders takes a personal turn as the team uncovers a revenge plot rooted in past police failures. The "Wraith" is eventually unmasked after a shocking
The episode explores the developing rapport between Nikki Alexander and Tom Byrne as they navigate their shared grief while interviewing families of the victims. The episode explores the developing rapport between Nikki
A recently widowed character who works closely with Nikki throughout the two-parter. Viewer's Guide: What to Watch For
Uncovers the critical DNA discrepancy that shifts the direction of the case.