The fun faded as Nobunaga slipped into the serious persona he sometimes takes, and with it, she is suddenly centered, the teasing gone.

"I would be more concerned about your own safety than mine if such a mood strikes again."

Not a threat, more a friendly warning. She's still not quite feeling normal, though the desire to kill is gone. She pulls the vest back on and heads for the door, ready to make more bad decisions. She has to get it out of her system before meeting with Ari. She's at least centered enough to know that.