Izumi Tanaka and her mom have always been a duo in their small, northern California town. But then Izumi discovers her father's identity... as Crown Prince of Japan. Suddenly, Izumi finds herself flying across the ocean to meet her father and learn about the country he loves. Amidst sly cousins, questioning reporters, and a scowling bodyguard, she has to learn thousands of years worth of traditions and customs. Will she be enough?

Growing up, June was brilliant but difficult to get along with. After completing astronaut training, she lands a job as an engineer on a space station. Finally, she feels as if she's somewhere she belongs. But June can't help but be haunted by a missing spacecraft her uncle worked on, the Inquiry. She seeks out James, her uncle's apprentice, in order to find the truth about the Inquiry. But the truth may destroy everything they've worked for.