Lockpicking

“People never seem to realize...”

Grabbing Setali’s collar and whispering to her at close range was a Japanese middle school girl.

“...that I can freely move the pins in a keyhole using magnetism. If you would at least make them of brass or stainless steel, you wouldn’t be faced with this kind of problem.”

Toaru Kagaku no Railgun SS2, Chapter 2, Part 8