`More wondrous than legend, more beautiful than a fairytale...`

My Beautiful Girl, Mari is a pure and innocent fantasy of love based on director Lee Sung-Kang`s sensibilities and technology. It depicts a dreamlike journey into a world of fantasy that almost everyone might have imagined once, and intimates a wondrous and novel experience for the world`s audiences.

Namoo is a twelve-year-old boy who has lost his father and lives with his grandmother and mother. His only friends are Junho, who is the same age as he is, and Yeo, his cat. When Namoo discovers a mysterious white marble, he and Junho begin a chain of events that lead them to a fantasy world inhabited by a beautiful white-gowned girl named Mari. But as they continue their wonderful encounters with Mari, Namoo`s grandmother collapses from illness and their village is engulfed by a storm and Junho`s father falls in danger....