Suddenly, the ex-assassin understood. It was so simple. Not only can emotions be mixed, but even influenced by a catalyst. It was obvious. He would make sure to research this later, but it was time for the girl to go. 

He would find her again. First he would follow her covertly back to where she came from, then come back for her when the time was right. 

He remained silent as she left. 

[@shylarah]