Seing her composure falter so utterly was exactly what Natsu wanted. Anything to rock her boat and or very world. Natsu growled an groaned as his hips and hand worked to start moving Lucy's hips more often and quicker than before.

"Oh really? Think you can keep me down with only one arm do ya?" Natsu answered, taunting Lucy with the obvious truth as his other hand worked to get free for her hold as well.