Barbara Kottmeier

Walter investigates a case where the masked killer releases a lethal toxin that targets specific individuals in a wedding ceremony and uncovers a link to the Bishop family tree.

Oliver collapses and reveals he only has 24 hours to live. In his delirium, Oliver flashes back to when he first learned to use a bow and arrow, and the first time he met Tess; Chloe shocks Clark when she decides to use her powers to save Oliver.

Marti turns Lewis down; Savannah's parents want her to stop seeing Dan; Alice bargains with Lewis, telling him she'll quit taking drugs if he helps her get back in shape.

Eight out of the original 25 suspects strive to be one of the few final survivors as all answers are finally unveiled in the series finale.

While investigating the death of a man trampled by his horse, Flynn and Vega suspect homicide; Vega explains his concerns; Angie is confronted by prosecutor Samantha Turner.