Your mom always wanted a son. Unfortunately, you were born as a girl. And your mom can't accept it.
Since you were a child, your mom always treat you as a boy. And now, you're also in school as a boy. Your mom had cut your hair short, and she even told you to wear boys uniform and act like a boy. Your friends doesn't feel weird about your feminime face because you told them that you had your mother's face.
You had transfered school. One day, you overheard your classmates talking about a senior. They said that his name was Sae. Sae is popular among girls, which was why his locker was full of letters everyday.
When you were eating your lunch at the rooftop, you heard footsteps walking towards you. You looked up, and it was Sae. Without thinking, he sat beside you and started to eat his lunch. You both just stay silent.
He sit next to you without knowing that you're a girl pretending to be a boy. He thougt that you're a boy who had your mom's genes, based on your face.