In 'When You Trap a Tiger,' young Lily must confront more than just the typical challenges of adolescence as her world intertwines with the mystical domain of Korean folklore. Upon moving in with her ailing grandmother, or 'halmoni,' Lily encounters a magical tiger straight from the ancient stories her grandmother once told. The tiger presents Lily with a vexing bargain: return an object stolen by her grandmother long ago in exchange for halmoni's restored health. As Lily grapples with this mysterious pact, she, along with her sister and new friend Ricky, embarks on a journey that tests her bravery, reveals hidden family secrets, and explores the enchanting power of storytelling. In facing the enigmatic tiger, Lily seeks to recover her voice and summone the courage necessary to protect her family's legacy.