Stardate: 45245.8 Enterprise gets drawn into Ambassador Spock's plan to seek a unification between the Romulans and the Vulcans. However, Spock may be being lead down a destructive path, through Romulan deception.
A genealogy investigation and a knock on the head takes Mac back to King Arthur's court, where he must use his knowledge to prove Merlin innocent of harming the King, find the fair Cecilia and foil Morgana's attempt to take over the throne.
Eric Turner has returned to Baywatch. Turner used to be a lifeguard, but during the 1989 lifeguard competition, he got paralyzed from the waist down. During a dangerous rescue, a dory hit him in the back. Unable to deal with his newfound condition, Turner shut everyone out, including his girlfriend Megan. Now, Turner returns to L.A. to maybe accept an offer to work as a swim coach in San Diego.
Murphy's chance to interview the "Queen of Soul" is in jeopardy when her train arrives late and the limo gets detoured and the staff struggles to fill the air time.