Caretaker

"Captain Kathryn Janeway and the crew of the Starship Voyager are transported by alien technology to the other side of the galaxy, years away from the Federation and everything they call home. There an enigmatic being known as the Caretaker kidnaps two crew members and transports them to a people known as the Ocampa. Captain Janeway must rescue her crew members, battle a hostile race called the Kazon-Ogla, and solve the mystery which surrounds the Caretaker, only to begin the fantastic voyage back to Earth." — quoted from this book's product page on Amazon as of 2018-03-06.