Sean Tyson

Shawn and Gus go undercover to find the murderer of their favorite food truck owner.

Col. Sheppard and his team locate Dr. Carson Beckett on an alien planet where he is treating a small group of survivors of the Hoffan plague. These patients who escaped a Wraith attack on their home world Balar have found sanctuary and friendship on this alien planet. But that same evening a party of Wraith warriors appears before the village's councilors demanding that the refugees be turned over to them - threatening total annihilation if they refuse. The Balarians aware that they are not only immune but lethal to a wraith feeding fear there is no chance the townspeople will continue to harbor them. And they may be right. Despite Sheppard's best efforts it appears the original residents intend to sacrifice the newcomers in order to save themselves.

After Lex discovers that Chloe's mother, Moira (Lynda Carter - "Wonder Woman"), has the power to control meteor freaks, he develops a drug to wake her from her catatonic state in an asylum. He then threatens to kill Chloe unless Moira uses her power to help him. Clark helps Chloe break into the asylum to rescue Moira and finally get to know her mother.

Dr. Helen Magnus wakes up on the floor of the Sanctuary with no recollection of why or how she got there. Disoriented and bewildered, she discovers her office scarred with bullet holes, equipment broken in pieces and layered with dust and the lab left only with devastating remnants of a horrific battle scene. With no signs of life to be found, Magnus is completely baffled and shaken. To gather her thoughts, she steps up onto the Sanctuary’s rooftop parapet, but is shocked by the scene before her. Instead of the lights of New City, she looks out to a dark, cratered landscape…the city is decimated.

Joss pushes her new relationship with Harry faster than she should. A misunderstanding between Karen and Vivian leads to a deepening of their friendship and a surprising act of intimacy. Lucy's sexy headmaster, Blair, teaches April a thing or two about parenting while on a school camping trip. Calista finds herself getting pulled back in by Luca, but just as she lets her guard down it's clear that Luca has ulterior motives.