The bug-a-loupe are the guardians of a well tended garden. Mitzi is a bug-a-loupe, and she, along with her aunts, are on a mission. They have been asked to find a lost diamond ring that is somewhere in their garden. While searching, Mitzi discovers many new creatures that she never knew existed, and discovers a new found courage in herself. The bug-a- loupe also manage to bring some joy into the lives of a troubled family that live in a cottage next to the garden.