The dynamic duo are back for another adventure! This time, your favorite pup and his best friend Rain have the toughest job yet, babysitting their baby cousin, Ace. There's just one problem... they've never taken care of a baby before! From crawling into every corner of the house to splattering food in every direction, Ace keeps them on their toes with his silly tricks. Can the duo handle the chaos and make it through until Ace's mom comes home?