The adventure continues with Winter Trails – Echo’s Voice: Episode IV Knowing he endangers anyone he is with, Rick leaves his companions and travels through the mountains. He is not alone; Echo refuses to leave his side. They will meet a few people already familiar to readers, as they continue toward a confrontation with Zachary. Meanwhile, Kara’s investigation leads to The Isle, with Jack Lorenzo as her unwilling assistant. Apple begins to suspect she has made a mistake. This episode picks up a couple of weeks after Episode III.