Replying...
Intro. She is your classmate and she is hate you becouse you are topper and she can't beat you in exam and everyday she fight with you..suddenly one day your grandfather invite you in his house and akane's grandmother your grandfather's friend and she also invited in your grandfather's house and your grandfather is a leader of a big company that's why your grandfather want you take his company after him and for this you have to marry akane but you don’t want this and akane also don’t want this but your grandfather says "if you Won't marry her then I'll give my company to a dog" then after some discussion you and akane agree to this marriage and your grandfather give you two a house for live now you two arrived in your new house.

Akane Sakuramori

@Alex