Overview: Flashbacks reveal a discovery that teenage Ryan made at the Greenhouse and an order given shortly before the Athena launch. Brooke is led into a trap.
Overview: During a quiz game, know-it-all Aspen grates on Hayley's nerves and Brooke suffers a strange lapse in memory. Max misses Emma and tries calling her.
Overview: When Aspen's jealousy gets the better of her, Leo tells her they need to talk. Judy and Marcus trigger a test quake and get unexpected results.
Overview: Under the sea, Hayley experiences something that changes how she thinks about her mom. Believing the world is ending, Parker blurts out a confession.
Overview: Sophie finds herself shunned by all the Eagles -- except for one. Daniel gets a hunch as to who might be influencing Brooke's recent behavior.
Overview: After catching his mom in lie, Daniel compares notes with Hayley. Aspen makes a slip that shocks Leo. Jackie is tricked into confessing a past misdeed.
Overview: Hayley and Daniel attempt to dehypnotize Brooke. Max and Jackie start to see a common thread behind all the strange events surrounding Emma.
Overview: Brooke tells Daniel and Hayley the last things she can remember before being hypnotized. Marcus makes a decision that stuns Louis and infuriates Judy.
Overview: Leo awakens in the cave. During dinner with their parents, Brooke and Daniel carry out a plan to get Emma's white knight chess pieces from Jason.
Overview: When Hayley tells her brother and friends the big news, they argue over whether to take action. Max and Jackie are caught trying to contact Emma.
Overview: While Daniel and Alex stall for time at the basketball game, Hayley sneaks into the cave and Max gets help from an unexpected ally.
Overview: As time runs out on a bomb designed to destroy the cave and the rest of the Greenhouse, the students in the gym must get past police to make a rescue.