Starbase Frontier is visited by aliens from the far outer reaches of the Beta Quadrant. The Sonno. Eager to make a first contact, Captain Izumi allows them to visit the Starbase and discovers that the Sonno are eager to open trade with both The Federation and Klingon Empire.

However, the Sonno have a strange biological affect on the crew of the station. The crew find themselves not being able to fall asleep regardless of how tired they are! Now the crew have to find a way to keep themselves from being tired, or find a way to fall asleep so the trade talks can begin!