It's not that enemies don't get together, the struggle between Xia Xiyu and Han Richu started from the first time they met.
"Han... Japan... Bald, you annoying big bad guy!"----------------Xia Xiyu 7 years old
"Han Richu, give me back my Greek mythology!"----------------Xia Xiyu 10 years old
"Han Richu!! I want to be irreconcilable with you!!" ------------------ Xia Xiyu is 12 years old
"Han Richu!! Get out of here!" ----------------------- Xia Xiyu is 15 years old
"Han Richu, I have had eight lifetimes of bad luck, how could I know you?" ------Xia Xiyu, 24 years old
Their story has just begun.