Howard, Jason, and Samberly race against the clock to find a way to reopen the rift and send the Zero Matter back to where it came... and receive help from an unexpected ally in their quest.

Jack betrays Daniel and Samberly to Vernon and his conspirators... or does he? Meanwhile, Peggy is forced into an uneasy alliance to rescue Jason, only to discover that her ally isn't necessarily on her side.

Peggy offers Whitney the uranium rods in return for Jason, only to discover that there's a traitor in their midst. Meanwhile, Jarvis asks Rose to look after Ana, and Daniel is forced to choose between Peggy and the mission success.

Peggy and Jarvis go to rescue Dottie from Whitney, unaware that it's a trap... but not for them. Meanwhile, Vernon warns Daniel that he can cooperate with his superiors... or else.

Due to her injury, Peggy has no choice but to turn to an unexpected ally to get a sample of the zero matter from Whitney. Meanwhile, Whitney takes control of the Council, and Jarvis attends a party.

When Peggy learns that Whitney and Calvin plan to steal atomic bombs from Roxxon to recreate the zero matter experiment, she organizes a team to stop the couple and get the bombs first.

Peggy captures Calvin's hired killer Rufus and interrogates him. However, before she can act on the information Rufus gives her, Vernon steps in and stops the SSR investigations. In the past, the events that led Peggy and Whitney to their current lives are revealed.

Peggy continues her investigation into Isodyne, and the trail leads her to the Atlas Club. However, Jack refuses to believe her testimony and continues meeting with Vernon. Meanwhile, Calvin sends his assassin to dispose of Peggy, and Howard meets with a scientific genius.

Peggy continues her investigation of Isodyne, and Jason offers to betray his employers to help her. Meanwhile, the Council shuts down Calvin's zero matter project, and Whitney has an unfortunate accident.

After the SSR captures Dottie, Jack sends Peggy to LA to help Daniel... and get Peggy out of his hair. However, she's soon swept up in a new investigation when a woman is found in a block of ice next to a frozen lake.