Read along with Disney! While Grand Pabbie is away, Kristoff goes home to help the trolls. As Kristoff, Sven, and Bulda relax around the campfire, one of Bulda's favorite crystals begins to flicker and fade! Can Kristoff and his friends harness the power of the Northern Lights and recharge Bulda's crystal before it's too late? Follow along with word-for-word narration as they set out on their quest to help Bulda!