As a hero, Meguru wants to investigate the "black rose man" who's been causing trouble around the school. Miruku, thinking that it's dangerous for a middle schooler to be walking around by herself, asks an elderly male friend of hers, Nagatsuki, to accompany her. What will their investigation reveal?!
Your big sister was attacked by the 
black rose man everyone's talking about?
أورارا-تشان، تعرّضت أختك الكبرى للهجوم من 
رجل الوردة السّوداء الّذي يتحدّث الجميع عنه؟
Deine Schwester wurde auch vom berüchtigten
Kerl mit den schwarzen Rosen überfallen?!
¿El Hombre Rosa Negra del que
todos hablan atacó a tu hermana?
¿El Hombre Rosa Negra del que
todos hablan atacó a tu hermana?
Ta grande sœur s’est fait agresser
par l’homme aux roses noires ?
Urara, anche tua sorella è stata aggredita
dal famigerato "Cavaliere della Rosa Nera"?
Urara, sua irmã foi atacada
pelo tal homem da rosa negra?
На твою старшую сестру напал 
человек с чёрной розой, о котором все говорят?