Seventeen-year-old Simon lies in a coma, finding his space and time overlapping with that of a man who was lynched over 200 years ago, while a member of the cheating ring he has been helping wonders if their actions have caused the plagues assaulting their New Jersey town.

In this modern day version of Perceval and the Holy Grail, a guilt-ridden British teenager leaves his mentally ill mother to live with his wealthy uncle and begins a journey of self-knowledge and redemption after being briefly transported to the Waste Land of Arthurian times.

When young Elana unexpectedly joins the team leaving the spaceship to study the planet Andrecia, she becomes an integral part of an adventure involving three very different civilizations, each one centered on the third planet from the star in its own solar system.

Amy, a sixteen-year-old girl recovering from an abusive relationship, moves to the country in Washington state to live with her great-aunt, and there she discovers a mysterious clearing in the woods where she meets Henry, a boy stuck in the summer of 1944.

When her parents take in a strange orphan girl with a mysterious past, fifteen-year-old Miranda decides to find out why she seems to have come from nowhere and how she seems to be able to disappear at will.

After an especially rough tackle on the football field, Ash thinks he might be suffering some permanent damage, because suddenly stop signs are blue and always have been. After the second universe-altering hit, he drives a Beemer instead of a Dodge, and a pair of interdimensional twins promises him answers. The more universes he visits, the more Ash has to face perspectives he never thought to consider before, and the closer the universe gets to complete...

Adopted as a baby, lonely eighteen-year-old Hazel Snow always yearned to know her origins, and with the help of a magical seamstress, Hazel wishes her way into an alternate life on Martha's Vineyard with the mother she never knew.

When Kit Livingstone learns that Britain's "ley lines" are not legends but pathways to other worlds, he's determined to find a map tattooed on a piece of skin in order to travel to the dangerous realms. But are the intricate codes more than they seem--can they really begin a quest to regain paradise?

Back in her own universe and ready to start a new life with Rowan by her side, Lily finds she has more difficulties ahead than just keeping her magic hidden since Lillian, ruthless ruler of the Thirteen Cities, is determined that Lily will come back to the alternate Salem, no matter what it takes.

Overcome with guilt over her brother's death, a teenaged girl shifts between multiple universes in an attempt to find one in which he is alive.