In search of someone from his past, Noah Bennet breaks in to Renautas for answers. Miko continues her rescue mission and travels in search of her sword. Elsewhere, Tommy must use his ability to save the life of someone close to him. Meanwhile, Luke comes up against unexpected obstacles in his relationship with his wife, Joanne, while Carlos takes major steps forward in his heroic journey.

Noah and Quentin take on Renautas. Miko's plan to retrieve her sword may land her in trouble. Malina's journey bring her closer to the truth. Luke returns home to confront his past. The authorities close in on Tommy. Carlos may have found an unexpected ally and Erica solidifies her plans.

As the clock counts down to the end of the world, Tommy finds himself up against his biggest challenge yet as Erica takes drastic measures to see her plan succeed. Malina tries to fulfill her great-grandmother's prophecy to save the world with the help of Luke and Quentin. Emily and Ren desperately search for Miko. Carlos is faced with a life and death choice.