In futuristic Satellite City, fourteen-year-old Cosmo Hill escapes from his abusive orphanage and teams up with three other people who share his unusual ability to see supernatural creatures, and together they determine the nature and purpose of the swarming blue Parasites that are invisible to most humans.

In a series of journal entries, eleven-year-old child prodigy Millicent Min records her struggles to learn to play volleyball, tutor her enemy, deal with her grandmother's departure, and make friends over the course of a tumultuous summer.

In a distant frontier world, thirteen-year-old Jacob is uncertain of his future in a community that considers blindness a virtue and "Seers" as aberrations.

A Brooklyn eighth-grader nicknamed Antsy befriends the Schwa, an "invisible-ish" boy who is tired of blending into his surroundings and going unnoticed by nearly everyone.

A twelve-year-old boy named Moose moves to Alcatraz Island in 1935 when guards' families were housed there, and has to contend with his extraordinary new environment in addition to life with his autistic sister.

In a land that has been at war so long that no one remembers the reason for fighting, the shapeshifters who rule the two factions agree to marry in the hope of bringing peace, despite deep-seated fear and distrust of each other.