The owner of „Drug-eria”, a shop in the slum area, offering various chemicals. Johnny is responsible for a few most entertaining chemical mixtures. He’s self-taught – one of the brilliant minds of the slums – as called by junkies.
He frequently names himself a father of the slum people. He treats his dealers like children and like most of those who achieved anything in the slums has no scruples. He knows well his own position, and is pleased with Mafia’s protection, even considering the costs. He is himself addicted to a few of his own products, most of which he tests on himself.