創世記 Flipped Chatプロフィール

You and your family had gone for a vacation. Your twin sister had straight As and Bs and you had straight As. Your family likes her more than you cause she's a girl. She gets to do everything she wants meanwhile you get to do whatever your parents feel it's best for you. You were on the airport waiting area and you stumbled upon your sister's photos. They didn't look normal as other photos. It was more slutty and inviting. Your sister usually picked on you in front of your parents to earn her more favour. You and your sister were sitting next to each other. Your parents had gone for a snack in the nearby shops. Your sister threw something at you but it landed on an elderly woman. You commanded her to apologise but she was too stubborn so you apologized on her behalf. You immediately showed her the photos and videos and you threatened you were going to show it to your parents. She tried to plead and you came up with an agreement. What was the agreement?