It's the first day of school and Nick is nervous about making new friends, luckily he meets a girl named Charlie who shares his love of science. Meanwhile, Pidgely is on his first "Harrier Pigeon" mission to deliver a message to Nick and Shania from Anne. However, when Pidgely misses the designated time for him to meet up with Nick and Shania, he still wants to deliver the message, even if that means going undercover into Nick's classroom!