Ensign Tendi has her first day of work on Starfleet's U.S.S. Cerritos, where she meets fellow support crew members, Ensigns Mariner, Boimler and Rutherford. Meanwhile, Boimler is tasked with a secret special assignment and Rutherford attempts to keep his dating life intact while a sci-fi disaster strikes the ship.
Ensigns Mariner, Boimler, Rutherford and Tendi are the support crew on one of Starfleet's least important ships, the U.S.S. Cerritos, in 2380. They have to keep up with their duties and their social lives, often while the ship is being rocked by a multitude of sci-fi anomalies. The ship's bridge crew includes Captain Carol Freeman, Commander Jack Ransom, Lieutenant Shaxs and Doctor T'Ana.
Star Trek: Lower Decks - Second Contact Synopsis and Schedule