In this gentle and comforting bedtime book by two award-winning creators, a mama sloth helps her baby to self-soothe while she's making her way back to him. Baby sloth lives high up in the trees with his mama, where he loves to sleep between her and the moon. But one night he tumbles from her arms to land in a soft patch of leaves far below. "I'll be there soon," Mama sloth calls down to him. But sloths never get anywhere soon...