When the Enterprise answers a distress call and finds a single survivor from an attack by the fierce Borg, the crew little realizes that the survivor's quest for revenge threatens the entire galaxy

A crewman has been murdered aboard the U. S.S. Trident, and all evidence points to Ensign Janos of the Excalibur. Captain Mackenzie Calhoun is reluctant to accept that Janos, a powerful non-humanoid whom the captain has known and trusted for years, could be a killer, and immediately launches an investigation into the crime. But this troubling murder mystery soon escalates into a full-fledged diplomatic crisis that threatens to pit Calhoun and Captain Elizabeth Shelby against the entire United Federation of Planets -- and the Starship Enterprise™. Meanwhile, the turmoil involving Ensign Janos forces Calhoun to recall his own tempestuous past, his rocky relationship with a young Elizabeth Shelby -- and a long-ago exploit that may have everything to do with the deadly emergency that now confronts them all!

Under the best circumstances, terraforming is a tough, dangerous task that pits the hardiest of pioneers against an unforgiving environment. When the terraformers on the planet Paradise fall behind schedule, commander Riker is given temporary leave from the U.S.S. Enterprise(TM) and sent to assist. Riker's replacement on the Starship Enterprise is a volatile officer named Stone whose behavior soon raises questions about his ability and his judgment. Meanwhile, Commander Riker has become enmeshed in a life and struggle with Paradise's brutal landscape. However, he soon learns that not all of the planet's dangers are natural in origin -- as he comes face to face with Paradise's greatest danger and most hideous secret.