Shore Leave on Denali Station is recalled after a sensor in the operations department picks up strange, possibly dangerous readings from somewhere within the Market District. Simultaneously, a door opens on the ominous spired building that doesn't look like any of the other buildings in the City.
As Fleet Captain Oddas starts making the necessary preparations to welcome the delegations from Mitandar and the Cardassian Union, Chief Science Officer Tomas Falt comes across an interesting report about the recent discovery of a mysterious hall underneath one of the Spires located outside the Administrative Area.