Merion is a young mouse who has worked hard to overcome her physical disability and earn her place as a messenger for the Royal Message Service of her country, Lyleechee. When she stumbles upon a plan of high treason, however, her life is upended. In this crisis the intelligence agency LITE is reestablished by Xander Shadow and Merion is recruited to the newly formed LITE Academy as an agent in training. Before she finishes, she will be called upon to use her cunning, courage, and daring to help foil the plot to take over Lyleechee.