This story is written based on the new King of Internet. The author is a fan of King of Internet. This is the first time to write a novel. Please give me your advice!
Supplement the introduction of the heroine
1 In addition to being a tennis genius, she is also good at learning, fighting, and kendo
2 Her parents died in a fire when she was 5 years old, so she now lives with relatives (the Echizen family). 3She is Echizen's cousin