Description
It's Valentine's Day, and Caillou is invited to a party at his best friend Leo's house. He makes Valentine's Day cards to give to his friends. When he arrives at Leo's house, Caillou deals out his cards and receives a mysterious card of his own. But who is his secret admirer? Caillou leads the investigation. In the House of Cards collection, Caillou continues his discoveries and learns to better understand the world around him.