For 3 years for being known as the Power Of Three, the charmed ones finally finds out about their fourth sister. Yes, if you were wondering... Prue stays in this story.! She doesnt die or anything! They defeated the demon shax the right way. Thier long lost fourth sister Paige walks into their lives. Why did they choose now to finally know of her existence.? Why didnt she stay in their lives since the day she was born? Is the Power of Four going to happen.?