If you haven't read Run yet then read it before this. After Sky and her friends defeated Shadow they got a normal magik life. But now it's their kids' turn to tell a story.
Story 2 in the Light vs Dark Trilogy.
Sky learned to run fast. Because if she didn't run she would die. But when she meets Red she stops and puts everything on the line just to figure out this mystery girl. And all Red wants to do is run.
Story 1 in the Light vs Dark Trilogy.