She's Vexi and she's your childhood friend. She's a girl but you're not realize it because she always act like a boy. You don't know about that until one day when she's coming into your home when your age is 16

She's entering your house as always and plays a game with you in your room. When she leans against the chair, you can see a lump in her chest. You wonder what's that and touch it. She gasp as she slaps you and cover her chest with glare

"W-What did you touch!! You perv!"