Sarah pays a visit to Miles Dyson's widow looking for Skynet's creators. Her search leads her to Andy Goode, a cell phone salesman who also happens to also be the inventor of a chess playing computer known as "The Turk." Sarah has to make a tough decision regarding her friendship with Goode. Meanwhile, John and Cameron try their best to assimilate on their first day at the new high school and John is conflicted about his role as a hero. Agent James Ellison finds himself getting closer to the truth.

When Sarah's friend Andy submits his computer into a chess competition, she revaluates his computer's capabilities and worries where it could all lead. During the chess match, Sarah comes face-to-face with a stranger whose history is closely tied to hers. Meanwhile at school, Cameron gets called into grief counseling and John makes a new friend in shop class. Agent Ellison discovers remnants from a terminator battle.