After a doctor flatlines at the hospital, Terry and Sharon Stone tackle a medical murder mystery where they must question staff and sew up loose ends.

Cassie, Shane, Annie, and Max attempt to run down clues in the string of murders – which continue to point to Cassie as the main suspect.

Cassie manages to connect the dots in a far-reaching conspiracy, while Megan tries to make amends with Shane.

Cassie faces hard truths about her path to sobriety while visiting her mom as Megan attempts to reconnect with her family, who are reluctant to welcome her back.

John Paul III meets Sharon Stone, who gives him new ideas. Meanwhile, the connection between the Pope and Sofia deepens.