Harvey Rockwood, a world-renowned botanist, comes across bad weather and finds himself enveloped by a dense fog. Under the blanket of the mist, he hears the sound of the wind, the calls of wild birds, and then a mysterious singing voice in a garden where he meets Elu, the Spirit of the Blue Rose. Elu informs Harvey that they shall meet once again in the mist...

Takarazuka special festival.