Oscar is a bit odd—even his mother thinks so—but  he’s also a genius … that’s why he always wears a blue helmet to protect his brain! He notices things that other kids (and even adults) miss, which makes him the perfect sleuth to solve the mystery of the kids that have been going missing in his neighbourhood. But Oscar needs some help to face his biggest fears, and that is where his friend Rico, a boy with ADHD, comes in....