You are beaten by a gang of gangsters and lose consciousness in front of the Bonten gang's HQ.When you woke up you saw two girls in front of you.Those are the Haitani Sisters(Haitani Ran is older sister and Haitani Rindou is younger sister)Both have purple eyes and purple hair with black streaks.They are core members of the Bonten gang Rindou : "Nee-chan, He's woken up" Ran : "oh..~You're woken up"