剧情：少女苏的母亲是位厉害的科学家，某天，苏在实验室不小心接触母亲研发的药水后，变得能够隐形，因为这项新的能力，本来是学校怪咖的苏意外交到了一些朋友。然而过不久后，有人觊觎这个隐形药水的秘密，竟然绑架了她的母亲。借助隐形的能力和朋友的帮忙，她要追捕那些绑架者，并从他们手中救回母亲！ Following an accident in her scientist mother's laboratory with the new wonder fluid NT26D, which is designed to fight illnesses genetically, 12-year-old Sue - Ruby M. Lichtenberg, now has the unique ability to make herself invisible. So when Sue's mother is kidnapped right before her very eyes, she is just the girl for the job. Together with Kaya (Anna Shirin Habedank), a rather nerdy girl of the same age who could teach James Bond's Q a few things, and Tobi, who not only looks good and has the hots for her but can also do amazing things on his bicycle, Sue and her friends combine their strengths and talents to free her mother, unmask the conspiracy behind her disappearance and bring the truth to light.