There is gonna be one, but nothing is set yet. they might even backfire the whole thing! If आप want a Spirit 2, type in `Spirit 2 petition' & click on the first link.
anyway, it should be about their life with their foal... But something bad happens. Like the humans rebuilding the railroad या something.
I think Rain's and Spirit's बछेड़ा, फोल will get captured and Little Creek dies, So it is up to the rest of the herd to save their बछेड़ा, फोल without getting killed या hurt द्वारा all the weapons the bad guys have.