A group of humans arrive on Sirius 6-B to investigate an SOS signal sent out from the planet, which has been supposedly deserted since the destruction of the man-made weapons…

Sarah receives a gruesome package at her new gallery. The Executioner exacts justice on citizens of Waterbury. Sarah attempts to decipher a message in her parcel. Sarah’s grandmother pleads with…

A disturbing secret from Sarah’s past confirms her belief that the police have arrested the wrong person for the murders.

Sarah believes the killer is using the seven deadly sins as part of their plan and is disappointed by the police chief’s lack of responsiveness. Unfortunately Sarah’s attempt to investigate…

Sarah blames herself when another disturbing murder occurs. Meanwhile Allison has mixed reactions to Dylan’s TV commentaries about the killings.

Sarah learns of some unsettling information about her past from Tom Winston, which leads her to believe she knows the next target of the Executioner.

Convinced that Sarah is The Executioners final target, Tom Winston escapes from prison. Also Sarah discovers that Dylan knew about her past prior to meeting her.

The Executioner plans one last act of retribution while Sarah is comforted by Cam after Dylan’s dishonesty.

Sarah finds herself at the center of a series of copycat killings and visits the man who murdered her parents in prison and he imparts a cryptic message.