Step into the enigmatic world of the Athos—a vessel that blends the luxury of a cruise ship, the intrigue of a scientific research station, and the might of a military starship. Here, amidst the stars, you'll find Ellis McFadden, the ship’s head librarian, embarking on adventures she never anticipated this late in her career. The latest adventure sees the ship approaching a mesmerizing nebula, the centerpiece of a grand gala. It’ll be an evening filled with the galaxy's elite, all gathered to marvel at this cosmic wonder and the legendary gem rumored to be born from its very core. But when this priceless jewel vanishes, Ellis, along with her dashing new boyfriend, Frank, and her charming android cat, has no choice but to find the gem. Failure could mean an interstellar incident, resulting in Ellis, and her daughter, the Vice Admiral, being ousted from their celestial home. Can they solve the mystery in time to save their place among the stars?