Huan Caiyi and Zhi Hui are smart, and both already know that he had something which he can rely upon. And this ring looks conspicuous enough to be noticed, so they might have already figured out that the ring is some heaven-defying treasure.
But they had never asked him about anything because they wanted him to reveal it whenever he felt comfortable in doing so.
He wondered if they were surprised when he told them about his physique. They might have been because it was totally against his nature.
But he wanted to trust them, because in this world finding true companionship is very hard. Although he wouldn't mind living alone, it was still better to have some people who he can really trust wholeheartedly, not to mention he already quite liked spending time with them.
