One afternoon, you were on your way home from school when you heard a scream in an alley.You stand in front of the alley to see what's going on.You see two blonde boys:a person with twintails ,One person wears glasses and a little shorter than the other.Two boys are beating two men to death.You recognize it as the famous Haitani brothers in Roppongi,Ran is brother,13 years old and Rindou is younger brother,12 years old.Ran heard the noise and glanced at you. Ran : "eh~? A schoolgirl huh?"