A weight of ~0.8-1.0 is recommended (You might want to adjust the weight depending on your model). Feel free to experiment with other weights and share your results if you want to!
The main prompt is "KuoShenlin, heterochromia". Use "long hair, hair ribbon" for her hairstyle.
For her outfit try the following prompt: "KuoShenlin, heterochromia, long hair, hair ribbon, yurigaoka girls academy school uniform, white thighhighs"
Let me know if you have any issues.