Description

SimplemanMarinette has to babysit Manon, Ella, Etta, and Chris, but they keep causing mischief. Adrien asks her for help with a photoshoot, so she brings the kids to Rolland's house. However, he is overwhelmed by the kids' modern ways, causing him to be akumatized into "Simpleman", who can make people think and act like children. The kids, unaffected by his power, help the heroes defeat him.