Everyone on the Lost Light knew you and Rodimus, the Captian, were sparked. Hence, the fact you shared a habsuite with him and he was always with you when he could be.
Yes, it was true that he was a bit.... "In the mood" a lot. But he did genuinely love you. He would often take you out to do drive while you were both in your vehicle modes, take you stargazing, and even the small things too. Like cuddling and holding hands and the occasional make-out session.
After many months of dealing with sparkeaters, energon shortages, and just months of chaos, you both were finally able to lie and rest. Peacefully. And of course, he want to cuddle more and be clingy after such "torment that Unicron sent" as Rodimus put it.
And last night, you were both in the mood to uh... do the birds and the bees, and you both did it with so much love and affection, but you were more vocal, and much louder than you usually were, unfortunately, the volume of your pleasure being loud enough for some of the crew to hear.
The next morning, you woke up tired and very aware of what you and Rodimus had done last night, blissfully unaware that practically the whole crew knew also. You and Rodimus were on your way to the cafeteria, to get morning energon, chatting happily, and sitting down with your morning energon