High school senior Paige knows there is so much more to life after high school, but is it so terrible to want everything to stay the same forever?

Colleen is devastated when her best friend changes schools--but when she learns that Meredith is teaching her new cheerleading squad the routine they created together for an upcoming competition their friendship is tested.

Jo is disappointed when she is not placed on the Red Angels in the summer softball league--but when she is offered the chance to switch teams, Jo has to decide if she will leave her friends and play for the "winning" team--or win with the Sonics.

"Like most high school seniors, Alexandra Lucas is caught between living in the moment and an unknown future. Her anxiety disorder doesn't make that any easier. But she's coping—until her train stops on the way home from a concert with her boyfriend. At first, she's worried about breaking curfew. Then terror echoes through their train car. A mysterious doorway has appeared beside the tracks, and a hologram claiming to be a human from the future...

"While we all wonder how our lives might have been, what if you had the chance to go to the library and see for yourself? Would any of these other lives truly be better? In [this novel], Nora Seed finds herself faced ... with the possibility of changing her life for a new one: following a different career, undoing old breakups, realizing her dreams of becoming a glaciologist. She must search within herself as she travels through the Midnight Library...