What's the name of the little fortune-teller who divines for February, October and March in September?

Monica: Female, the most important character in the story, the most famous fortune teller in new york, made only one mistake. Predicted the new york crisis and the future of Ryukyu, February, March, 10. She, her sister and Xuan Yue have a special relationship and know Xuan Yue's past. Lead thousands of troops. Now meditate.