About the book: 2023 / Dia Taylin is an ordinary person. And she has a secret that could cost her her freedom. Tris Ace is an anomaly of nature. Observer of the Fortress, protecting the surrounding lands from the Edge - a mysterious phenomenon capable of devouring everything in its path. One old custom - and now Tylin is going to the Fortress to the groom, whom she has never seen. She is not going to rebel or submit. Dia just hopes that the misunderstanding will be resolved so she can return home. But Tris Ace has his own reasons for keeping his unwanted bride to himself. Besides, he is not sure if someone sent her? And then strange things begin to happen around, and the dead rat returns from That Rat Light, grown up and clearly wiser. And Tris’s friend comes to the Fortress, from whom Tailyn’s heart ache so sweetly. And it may turn out that the only right way is to stand side by side, shoulder to shoulder in the face of the danger that threatens everyone, and choose who and what is truly important to everyone. And who knows what will happen then?