Seven-year-old Stella loves to ask big questions about the world, and her four-year-old sister Marigold loves wearing her favorite Halloween costume all year round. Together, these two sisters make the perfect team. They do completely normal things, like going to school, playing in the yard, and visiting the zoo. But when Stella and Marigold are together, even the most regular days turn into amazing adventures. With their giant imaginations, you never know when they might stumble across magical bathrooms, snow monkeys, or dream lions. Whether they are sharing a secret or figuring out a silly problem, they always have each other's backs. If you love stories full of laughs, heartwarming moments, and lots of fun, you will want to be friends with Stella and Marigold. It is a wonderful story about how amazing it is to have a sister.