The Friendless Five is a mystery-adventure that follows an earnest history teacher and her skeptical, younger sister as they race to solve a series of mysterious ciphers left behind by their grandmother.

Their sleuthing will catapult them backwards into a world of WWII espionage and intrigue, but can they put their difference aside long enough to track down an historic, lost treasure before it falls into the wrong hands? Dun dun dunnnn…