Solace

S2, E4: The crew of the Nathan James discovers that the hospital ship USNS Solace was sent to sea to wait for Dr. Scott's cure. Captain Chandler sees an opportunity to add another ship to their fleet while Rachel is eager to find a lab better equipped to replicate the vaccine. When the Solace fails to respond to their radio communications, however, Chandler and his team board the ship...where they come face-to-face with an unexpected enemy.