Not long after attending his sister's symphonic band concert, Iggy falls terribly sick and is hospitalised, much to everyone's alarm. As Iggy lies in bed, drifting in and out of sleep, he wonders if Immo the Immunity Guardian can help him.A new adventure begins. Join Immo, Izzy and Iggy as they learn more about the Immunity Guardians and how to gain victory with a very special type of memory!Explore the immune system in this fascinating series written by scientists! Discover how Immunity Guardians help us cope with stress, allergies and illness, and be enthralled by the wonders occurring inside our very own bodies.