Marco tensed up again when she took control of his breathing, but then her influence started to slip away. He waited a few moments, trying to figure out if his body was really his to control fully now. When it seemed like Sakura really had stop influencing him, he finally relaxed.

Just a bit. He couldn't forget the fact that at any moment, she could try to wrestle control again.

I'm gonna demorph now, he said, focusing on changing back to his normal self. Well, as normal as he could be when he had Sakura stuck in his head.