B: Armin and Edgar's relationship turned things for the better for both of them. Armin had finally found a real partner to feel committed to, while Edgar could finally end the long-lasting loneliness that tormented him for so long.

And so, after many nights of sleeping alone, here they are finally having sweet dreams together. They both had an habit of sleeping with their hands clutched to their weapons in order to defend themselves should they be attacked in middle of the night. Now, however, they have a secondary reason to be, for they can know used to protect their special someone should someone plan to harm them.
That and they love their weapons so much to let them go for even a minute.