The first time...? It's hard to be sure. He's been in denial so long, he ignored a lot more than he should. Now, it seems like echoes of it go back longer than he can remember. Though, "longer than he can remember" is a rather vague length of time.

"The basement... that's the first time I started getting really wigged out." To say the very least of it. Luce had certainly seen him at his worst. "There'd been weird stuff before that, but it's the first time something really happened to us, wasn't it...?"