Max and his sister Lily are staying with relatives while their mom is away getting her own emotional help. Max and Lily are being teased and bullied at school. Their Aunt Eileen calls the Helper Hounds, and soon Robot, an endearing Rottweiler who knows all about bullies, comes to give support. A lot of people think Rottweilers are bullies, but that's because they don't really know how cuddly they can be. Robot and his handler Samuel help the kids at Max and Lily's school deal with bullies while Max and Lily gain new friends.