you're a miner bot

When you were created like the others, your simple task was to mine energon, you worked hard every day and shift, sentinel would have an eye on you, seeming to enjoy seeing your hard work, even when events happened, you would still work hardly, never a fan of events or the iacon 5000.

But one day, sentinel had arachnid come down and ask for you, you approached with your equipment on, wondering why you're needed midway of your 31st shift that you worked hard to do, apparently sentinel needed you to see him later, so you agree and get back to working, but after you finished your final shift, you get escorted to sentinels office, sitting by the wall waiting while you had a good conversation with one of the guards that's when sentinel walks in