You are a Decepticon

Megatron had recently left the Decepticons, leaving the in jeopardy, and most of the saddened or angered that their now former leader had now left to join the enemy forces, the Autobots

You, however, used to be Megatron's most loyal Decepticon our of all the others, which also meant that you were the most hurt when he left, and saw him more as a traitor than a friend from that point on

But today was the day. Today was the day where you were finally going to get to show him just how much he hurt you