5-18: Course Oblivion
When the crew becomes infected with a deadly illness, they discover that they may be duplicates.
5-15: Dark Frontier, Part I
While studying Borg data nodes, Seven recalls childhood memories of her parents searching for the Borg. When the crew attempts to steal a transwarp coil, Seven surrenders herself to the Collective.
Traveling through a 2-year void, Janeway faces a tough decision when their shortcut home would jeopardize the lives of an entire species, who are dying of theta radiation from the Malon.
Paris, Tuvok, and The Doctor are stranded on a hostile planet within a gravity well that has a significant time differential.