Winter, spring, summer, fall. Each season brings new materials to make the perfect fort. From leaves to snow, from mud to sand, there is a different fort throughout the year. As a group of friends explore and build through the seasons, they find that every fort they make is a perfect fort.

From the team behind Finding Wild, which Publishers Weekly called "a sparkling debut" and a "whimsical meditation on the idea of wildness," Megan Wagner Lloyd and Abigail Halpin are together again for a portrayal of a classic childhood endeavor that is perfect all year long.