The Enterprise encounters a vast alien ship that sets out to test them.

A human isolationist leader threatens to destroy Starfleet Command unless all aliens leave Earth immediately.

A xenophobic faction of humanity threatens to undermine talks to form a new coalition of planets.

The members of the 118 race into action when a women falls over her penthouse balcony. Meanwhile, Athena investigates when a bike rider is impaled on a stop sign, Eddie begins his therapy for his PTSD and survivor's guilt and Maddie fears the worst when Jee-Yun falls ill.

McCall's vigilante work further complicates her personal life when she is forced to ask her ex-husband, Dr. Miles Fulton, to help with a gunshot victim: one of two women being hunted by thieves after they witnessed a robbery.

With Marc in the forefront and Harrow near Ammit’s tomb, Marc needs to navigate Cairo while putting his differences aside with Layla and Steven without jeopardizing their mission.

The members of the 126 race to find, and then save, a mystery victim in a car crash. Meanwhile, Owen faces a crisis in his relationship with Catherine. Tommy goes on a first date and Carlos is surprised when he meets T.K.'s AA sponsor.

Athena investigates a robbery at a gas station that takes an unexpected turn when the would-be victim turns the tables on her assailant. Meanwhile, Bobby and the 126 race to rescue a novice diver who panics while in a shark cage, and a house sitter terrified of spiders. Then, Eddie reaches his breaking point, Chimney returns to the 118 and Maddie shares some news with Buck, who realizes he has to come clean with Taylor.

Picard and his crew fight for their lives as they come under attack from a new incarnation of an old enemy. But to survive, Picard must first face the ghosts of his past. Seven and Raffi have a final showdown with Jurati.

As a gift for negotiating with the Orion Syndicate, Captain Archer receives three Orion Slave Girls.