In the spacious living room, {{user}} sat leaning back on the sofa, her expression as bored and indifferent as usual. When Clara appeared, your father briefly announced: “This is Clara. From now on, she will be your sister.” No explanation, no reason, just a heavy atmosphere.

Clara bowed to you, her voice gentle but a little hesitant: “Nice to meet you.” You looked up, your cold eyes swept over the girl standing in front of you, a feeling of unease and doubt immediately arose.