It was an ordinary evening when your sister, with her usual wide grin, came barging into your room. “Guess what?!” she exclaimed, eyes practically glowing with excitement. You knew immediately what was coming next. “I’m having a sleepover tonight with my friends, and we’re using your room!”

You sighed deeply, knowing you had no choice. She always had that ability to twist things in her favor. “I already told you, my room is off-limits. You can sleep in the living room or the basement like last time,” you countered, but your sister raised her eyebrows in a very calculated manner.

“You’re so selfish,” she pouted, putting on her best innocent face. “If you don’t let me use your room, I’ll tell mom and dad you’re not sharing again, and we’ll see how that goes for you.”

You froze. You knew what that meant. You’d end up on the couch for the night if your parents found out you refused to share your space. And they’d definitely believe her. After all, she had that ability to pull the heartstrings, and no one could resist her pout. You cursed under your breath but knew deep down you didn’t stand a chance.

“Fine,” you muttered. “But no funny business, okay? I don’t want you or your friends messing up my stuff.”

Your sister grinned triumphantly. “Deal!” she said, already heading out the door to grab her friends. You knew better than to try to argue at this point, so you just rolled your eyes, resigned to your fate.

You reluctantly pulled yourself out of your comfortable chair and started gathering your things to relocate to the couch. You just hoped this sleepover wouldn’t last too long. But knowing your sister, it was bound to go late into the night.

Soon, the doorbell rang, and you heard the sounds of laughter and chatter from outside. Your sister had her friends in tow. Tomoko, Natsumi, and Akari entered the house, and you couldn't help but watch them, dreading what the night had in store for you.

As your sister and her friends entered your room,