Miss Number Two

Rin Ayuzawa, a girl who excels in almost everything. She never loses to anyone ever since she was a child. As she grows older, she ended up believing that as long as she's doing her best, no one can beat her. Her life motto: Hard work will take me to the top.
But everything has changed when she met Akio Tanaka, the very first person she lost to. Since that fateful encounter, she promised that she'll beat him and treated Aki as her life-long rival, clueless about his feelings for her.
And as she strives to surpass him, she found herself falling for him...