Why did Shirai Kuroko call Misaka Mikoto "Sister" in the scientific super electromagnetic gun? It seems that they are not nominal relatives.

Misaka Mikoto (みさかみこと) Birthday: April 5th Constellation: Aries Blood Type: AB, studying in Misaka Mikoto's prestigious Academy.

The girl in Changpantai Middle School is fourteen years old. In the second episode of this article, haunters revealed that he was a person with low ability (1 level), and then he appreciated Haunters (level 5) because of his continuous efforts.

Shirai Kuroko (Shirai Kuroko

しらぃくろこ) Date of birth: July 14 Blood type: O-type constellation: freshman of Cancer Normal School, member of the Disciplinary Committee 177, sister, roommate and capable person of Misaka (. Spatial mobility.

Note that sunspot is Meiqin's junior, so calling her elder sister is based on the consideration of age first ~ and then it is well known that sunspot loves Meiqin's share of lily's personality.