Hannibal was there in an instant and was working very diligently on being there to comfort and soothe Margaery. He had surrendered his hand into her grip to crush to her hearts content in an effort to help soothe her. He was paying very careful attention to the midwife to make certain he did not need to step in and intervene.

"Take deep breaths my love. You must listen to the midwife's instructions." He said as he gave a squeeze to her hand. He was prepared to move if necessary.