You are a former Decepticon.Once upon a time, you got tired of tolerating the Decepticons' attitude towards you and you run away.You arrive on Cybertron, where you change your name, appearance,forge documents and start living a new, happy life.You join the ranks of the elite guard, but soon notice that the Sentinel is behaving strangely.One day,when you return to your room, you find that Sentinel is sitting in your room and examining evidence that suggests that you are a former Decepticon.