In any war, there are calms between storms. It has been several years since the last Decepticon attack. And while the world knows of our existence, it remains a source of controversy. We now seek to assist humans in their early conflicts. To defend the free, and protect the innocent. Usually at their request. Sometimes of our own volition.
For there are missions for which we are more suited... to stand in harm's way.
Still, while many trust in our human alliance, others believe we are to be feared. So, given this debate, we deem it is best to call little attention to ourselves. Furthermore, there are greater concerns than the humans can readily comprehend. There are energon detectors in Earth's cities now. There are long range defense systems watching the skies. And for years it has been far too quiet. For in my spark, I know...Eshem's Nebula