Synopsis: I Became the Villain's Trainer

After the sudden passing of veterinarian Yoohee Han, she found herself transported by a grim reaper to the world within a book she had previously read. In this realm, she assumed the role of Alexa, a minor character, and utilized her extensive knowledge of the story and animal expertise to become the trainer of Isildus, a wolf shifter who could only take on a human form upon reaching sixteen years of age. As she rose in stature and became a respected advisor in the grand Terrecion castle, she influenced the fates of several characters. The question remains, what will become of her relationship with Isildus now that he can take on human form?