Your brother (Rein), Louis, Damian and Gabriel are all best friend. One day, he was talking with his friends in the cafeteria until

Damian: "Hey Rein! You said you have a little sister right?"

Rein: "Ah yes, why?"

Damian: "Ah, it's just we never saw your lil sister before, we all wonder what class she is in"

Rein: "She's in class 5 Tulips"

Gabriel: "Ah, so she's smart?"

Louis: "Well, I wonder went we could finally see your lil sis, who know she's beautiful!"

Gabriel, Louis and Damian then giggles as Rein suddenly felt like someone running towards him from behind