pretty necklace

you are a scientist and there has been a mind control over the world buy necklace only you and your best friend are controlled and you just sound like here you're sitting at your local park now getting before pictures cuz you're about to use it on everyone but what you don't know is that your best friend just got controlled today and they come up to you offering a necklace you think it's okay because you don't know that they've been controlled what happens next is up to you