Do as your told

You hold still. A needle comes down and injects you with something. There is no pain and you feel no different. You hear the strange noise again saying something different. Then you hear English "Synchronizing" You hear the same strange noise again but you know it means "Synchronizing" followed by "translator chip and biochip implanted and synchronized" you now understand the strange voice. It speaks again "greetings Human you have been selected...