The Six Swans by Borthers Grimm

A princess’s six brothers are cursed to become swans, and only she can break the spell—by remaining silent for six years and sewing shirts from starwort. Despite trials and false accusations, she endures until the curse is lifted at the last moment. The plot is filled with sacrifice, loyalty, and supernatural challenges. The Grimm Brothers tell a tale of perseverance and sibling devotion. It’s a moving story of silent strength and faith in love.