The novel 'The Chautauqua Girls At Home' by Isabella Macdonald Alden revolves around four girls - Ruth, Eureka, Flossy, and Marion - who experience a life-altering month at Chautauqua, a spiritual retreat. The girls have a newfound sense of purpose and return home eager to put their faith into action. However, they quickly realize that the world outside Chautauqua is not as perfect as the retreat, and they must navigate the challenges of everyday life while holding on to their newfound faith. The novel has Christian themes and highlights the importance of faith in difficult times.