Johannah Newmarch

After receiving a disturbing call from Lana, who sounds in distress, Clark discovers that she is alive and well.

Duncan is haunted by memories of helping refugees escape from Stalinist Russia as he does his best to save Tessa and Richie from a sinister drug lord.

Claire tries to jog Sean's memories, Ethan starts a new game with Drill, and Wes excavates a glowing rock in Mali.

A scientist stricken with a terminal illness uncovers a mysterious connection to a boy trapped between life and death.

Pin faces an uphill battle trying to get a heroin addict (Johannah Newmarch) to kick her habit; Michael resorts to methods he hates to help a boy (Byron Lucas) who keeps returning to the ranch.