[quote=@KatherinWinter]
 You'll have to be [b][i][u]VERY[/u][/i][/b] careful with s power like this. 
[/quote]

Which is why I left it up to you to determine such things as the range (I'm thinking she can see just the past events of a room).  If she gets a glimpse of a possible future, it's one that you allow her to have (or tell me to make her have {preferred}, muhaha).  My motto on any sort of fortune telling really is "always in motion is the future."