"It seems that you are good at keeping secrets." She stated after a moment of staring into each other's eyes.
Jack was silent for a moment. Although it was true that he loved Celine, it was also true that he wasn't going to reveal everything to her.
There were some of the things that had to be kept as a secret considering how they were. An example of this was the system. Even he himself currently didn't know the mysteries that laid behind the system.
He wasn't sure that if Celine came to know about it, things would continue going well for him or not. Additionally, even the existence of the system itself was something unbelievable.
And sometimes, it was always good not to reveal all your trump cards in front of even those that you trusted the most. After all, maybe Celine wouldn't want to reveal his secrets to his enemies, but who knew if his enemies had ways to get the information out of her?