Riley can do BIG things, like climb a mountain and tame a lion . . . even if the mountain is really a pile of laundry and the lion is just a stray cat. But when Riley is faced with a giant bully at school, how will he know what to do? This is different than doing chores around the house or playing with friendly animals. This bully is making other kids sad!Maybe there's a reason this bully is acting so mean. Can Riley figure it out? No matter what, he knows his huge heart will help him to be brave and do BIG things!