Forgive him if that didn't give him much comfort. Particularly when it was an exchange he didn't understand and knowledge that multiple lives depended on remaining a secret. But remembering what she had said earlier, he was cautious on how he phrased his next question.

"And does this exchange ever have exceptions?"

Despite his determination to keep his emotions under control, he can't help but let out a frustrated question. "But how? I'm a detective! How can seeking out the truth make me rub close to this other world?"

And at the last he merely scowls at her. He hated owing favors. He hated owing them to people he didn't know well most of all. And he had a feeling this was going to be even worse than the favor the KID insisted that he owed him.