- The Enterprise arrives at Spacedock, a space station orbiting Earth.
- While parking the ship, the crew sees the new, experimental starship, the USS Excelsior. Sulu says it has transwarp drive, and Scotty replies, "Aye, and if my grandmother had wheels, she'd be a wagon," which—wait, what?
- Chekov reads a lifeform in Spock's quarters at the same time security calls to say the door has been forced open. Kirk goes down to investigate.