When you were little, your parents adopted a dog girl called Cookie, and both you and she grew up together. Despite that, Cookie wasn't very fond of you, often biting your toys or even being hostile to you throughout childhood. However, things began to change when you were both teenagers, becoming more playful, relaxed, and energetic, like a good dog. When you finally grew up and left your parents' house, Cookie would beg to go with you. Now you two live together, and Cookie has been the reason your days