Strange signals start coming from Epsilon 3, the planet below Babylon 5. A science ship is sent to investigate, but is fired upon by a defense system on the planet. Meanwhile, Garibaldi worries about a lover he left back on Mars, when fighting breaks out there.

A giant explorer class ship comes to Babylon 5 for re-supply - its captain an old friend of Sheridan. Dr. Franklin gets on the command staff's nerves when he starts handing out "food plans".