Gitche Gumee {a Native American Indian historical fiction}

The legend lives on from the Chippewa on down
Of the big lake they called 'gitche gumee'
The lake, it is said, never gives up her dead
When the skies of November turn gloomy
~The Wreck of the Edmund Fitzgerald by Gordon Lightfoot

It was supposed to be a simple trip to The Great Lakes for New Zealand girl, Saffron Rosenguard. But fate never seems to be on her side. She had only planned a little relaxing and exploring, so you can imagen her surprise when Saffron finds herself in 17th century America shortly after arriving at Lake Superior. Though fate may not be on her side, luck curtainly is when she stumbles across a Native American tribe.

How did she get there?
Will she ever get back to her own time period?
What will she do when the kind natives are threatend by English settlers?
And who is the young tribesman that watches her each day?