Spock/Starfleet/Christopher Pike/Arrival on the Enterprise

In 2253, Spock was assigned to the under the command of Captain Christopher Pike. When Ensign Spock was first transported aboard the Enterprise, he bonded with the ship's first officer, Lieutenant Una Chin-Riley (who preferred to be known simply as "Number One"). When they became trapped in the turbolift while on their way to the bridge, Spock asked Una many questions and the two opened up to each other. (; display graphic)
By 2254, he was promoted to lieutenant. ()