Robots hidden among humans

In the middle of the 21st century, the multinational corporation Robot Systems succeeds in manufacturing robots that are indistinguishable from human beings. But the robots cause problems from the start, opposition spreads, and at the same time pro-robot rights platforms emerge. After 
a few years, Robot Systems ceases the production of the indistinguishable robots, but some of them freed by militants remain in service, hidden among the humans...