Toaru Kagaku no Railgun dj - Heaven Master Saten-san

From [YQII](https://www.mangaupdates.com/groups.html?id=2059): Saten comes across Kuroko masturbating in–big surprise–an alleyway. Apparently, what she lacks in power levels, she makes up for in dexterity, and in the eyes of Kuroko, she goes from Saten-san to Saten-sama. Of course, it wouldn’t make sense to leave out Uiharu, so she’ll (at first somewhat reluctantly) joins in eventually.