Main heroine: Yuna
She is a girl of action.
She is energetic and likes exercise. She is suffering in an unknown solitary island now.
Inn owner: Saburo
Yuna meets him first in an island. He is a special bear which speaks language.
He helps Yuna in an inn.
Dangerous: Pirates
They attack Yuna obstinately.
When a girl's Yuna is attacked by a big man, what will become of her?
