The USS Invicta is ordered to respond when a quantum slipstream starliner carrying an important Federation official is hijacked by a group of colonial extremists.
An alien civilization asks for the Invicta's help in dealing with the aftermath of their historical sins, but have they truly escaped the horrors of their past?
The Invicta crew, manning the USS Venture, are returning home from the Khitomer Accords centennial when they are suddenly swept back in time and space to the year 2267 and the old Klingon Neutral Zone, where they encounter one of the galaxy's most fearsome terrors in history.