Wally and Zoe are still adjusting to life without their father when they are pulled through a secret portal between New York and England's Stonehenge. The siblings are forced in opposite directions and finding their way back to each other won't happen in the way they expect.Zoe, who spends more time in her own head than out in the real world, can no longer hide and must embrace who and what she is.The adults in her world all say something is wrong...