Mia and Rosa are sisters who rarely get along. Mia thinks Rosa is annoying, and she hates when Rosa borrows her things without asking. It seems the only thing Mia can truly call her own is her black cat, Luna. Then something important goes missing from Mia's room. She is sure Rosa took it. But catching the thief is no easy task. Reading Level: 0.6 to 1.0 Lexile Level: 80L to 200L Word Count: 800 to 950 Great book for older students just beginning to learn English. High interest, low level.