But Tortoise is lonely. He's never seen any other tortoises, and wonders where they could all be hiding. Then, one day, he looks up and the night sky, and sees a million blinking lights winking at him. "That must be where the other tortoises are - at the top of the sky! I wish I could join them." But how can a little tortoise get to the top of the sky? And so begins a magical journey... A beautiful, moving and heartwarming tale about bravery, kindness and welcoming strangers, from the team behind The Building Boy.