Lark and Connor are excited to visit the local art gallery where some of their classmates have been invited to exhibit their paintings. But when their friend Franklin is accused of stealing Kyle's masterpiece, the twins are sure Franklin is being framed—especially because Kyle has been nothing but mean to Franklin. Now the detectives are in a race to prove their friend's innocence as they collect clues and sort through red herrings. Will this be Lark and Connor's first unsolved case and is their friend doomed to be painted with a guilty brush? Provided by publisher.