Guinevere : the woman who will save Camelot

Guinevere a princess of Carmelide who has no choice than to marry the king of another kingdom,whose legend has been known all wide. She is a princess who sees visions that is about to happen, future and the past. it she has never been able to change the bad omens that is going to happen in the future even if she tries to change. she is afraid to let people know that she sees visions because they might call her a witch and kill her,even her father never know. what will happen to her in the other kingdom when she sees the visions of death,fire and battle in the kingdom she is going to. is it possible for her to change the future or will she perish with the kingdom in the future