Jean is the teenage son of a single mom and would much rather play video games than hang out with his mother. Their entire world changes when the two are summoned to Chambord Castle in central France. Upon their arrival, they find out that Jean has inherited not only the enormous castle, but the whole of the famous Chambord Chocolate Company from his grandfather, a man he has never met. An adventure awaits as Jean reads the mysterious letter his grandfather left him and finds himself on a quest to save the family company from ruin. With the help of his grandfather's clues, Jean will try to complete the quest in order to gain access to his new fortune, but what secrets will he stumble upon along the way?