Hagalaz (Book VI of the Winter Fire Series‪)‬

An ominous sign burns bright in the autumn woods of Yew Dales. To escape unspeakable heartbreak, Jenna must seek the help of someone who holds the power to intercept fate, but the price will be higher than she can imagine. A grueling journey through the netherworlds leads Jenna to the source of her worst fears, forcing her to face the truth about those she loves most, and ultimately, herself.