Cinderheart freed Cinderpelt in the Last Hope. Leafpool, Jayfeather, and Lionblaze thought everything with Cinderpelt was over. They didn't know how wrong they were.
StarClan, who had been busy preparing for the war, hadn't noticed Cinderpelt trying to reach them. Their gates were closed at the time. Unable to enter StarClan, Cinderpelt became distressed and went down the only other path she could find—the Dark Forest.
Meanwhile, Cinderheart receives a visit in a dream from one of the cats she least expected to find and the news she is given is far from fantastic. Cinderheart doesn't know what to do with the information she's received. She struggles over the decision of whether to tell her mate or not. She makes the wrong decision and realizes far too late that her grip on life is slipping right between her claws...