Fiction book plot: young married women who was kidnapped by American Indians while she is pregnant. She then marries one of the Indians, when she delivers her twins, one baby is given away to another Indian family against her will. Her Indian husband dies just before she is rescued by her white hubs

The plot of the book is: young girl or teenage girl (who later becomes a young woman) who was traveling with her dad or uncle (maybe a preacher or someone teaching literacy to American Indians) the relative is killed by Indians and the girl is left for dead, she was saved by a white man and he nursed her to health, she falls in love with him and they get married. She gets pregnant and then kidnapped by American Indians, while she is kidnapped, she gives birth to twins, one of whom is taken from her and given to another American Indian family, and she is eventually married to an Indian man. She falls in love with her Indian husband eventually. After her Indian husband is killed in battle, she is screaming and crying which is a display common for American Indians, meanwhile, her white husband, who has been searching for her, sees her crying because he has been searching for her. He rescues her and their baby; she ends up being pregnant by the Indian husband. Her white husband promises to help her find the twin that was given away.