Hm. Probably around the time I found the hidden room by accident, then. [Well, it was an accident. The fact that it'd been time-locked didn't mean as much as the fact that he'd not known what was going on when he'd fallen through.]

Of course. But knowing Tantei-kun like I do? It's quite likely. We're quite the match when it comes to wits, I've found.

[Much to the annoyance and distress of just about anyone near them when Kaito chooses to have one of these battles of wits, too.]