Reiner sinks back into their blanket nest, after making sure that Jean still looks awake enough to continue the rest of his watch. He'd rather take over his watch than have him fall asleep on them. But with him looking awake enough, it is time for Reiner to get some more sleep. He makes himself as comfortable as he can on the hard ground, adjusting the blanket he uses for a pillow, before stretching out his arm, inviting Bertolt in against his side without words.