it's an urban legend, a school for thieves, based off the idea that to learn how to pick-pocket, you tie seven bells to specific points on a jacket and learn to take someone's wallet without the bells making a sound.
i learned on a jacket with fifty bells.
you can't just show someone how to plant a tracking device.
text; I rest my case
i learned on a jacket with fifty bells.
you can't just show someone how to plant a tracking device.