Xiyan Amamiya, a Chinese-Japanese boy, transferred to Rikkai University. She is not a very happy girl, but she is often surprising.
(Please forgive me for my poor language in writing summaries, but I will never, ever write the main text. The last thing I want to write is a summary)
Then, the first female lead is definitely Amamiya Shiyan, but sometimes the second female lead may have more scenes in the early chapters than the first female lead.