Bianca and her best friend, Daniel, grew up together under the watchful eyes of Peanut, Bianca's St. Bernard. The huge dog was their babysitter, playmate, and bodyguard. They were inseparable, so people started calling them the . When summer vacation came, Bianca and Daniel decided to go swimming in the river when they were confronted by Mark and his cronies of the . Find out how Peanut told Mark, in his own doggy language, how much he dislikes brute bullies. When Bianca and Daniel finally got to the river and were happily splashing in the cool water, they heard Peanut's angry bark, and they saw an old woman approaching the riverbank with a basket in her hand. When the woman reached the edge of the river, she took a tiny, meowing kitten out of her basket and threw it into the river as far from shore as she could. The kitten flailed in the air, desperately crying, and then splashed into the water. Find out what happened to the kittens and how the BFFs dealt with Mark's gang.