Eleven-year-old Kaat visits the Stavros family for the first time; a peculiar family of scientists where everyone, including the dog, suffers from a horrible wasp allergy. Blown away by the family, Kaat pushes her own boundaries further and further as an experimental subject.
| Actor | Role |
|---|---|
| RRuby de BooisKaat | Kaat |
 Yootha Wong-Loi-SingTheodore | Theodore |
 Thomas van LuinDr. Stavros | Dr. Stavros |
| JJazzlyn BlijdGiselle | Giselle |
 Jochem NooyenPrivé chauffeur Gerard | Privé chauffeur Gerard |