He hears Kara at his back, calling out that the coast is clear. A the very least, he knows that means Molly is safe. And while Kara doesn't trust him right now, he knows that she won't let that get in the way of making sure Molly is safe. It's reassuring enough that he can focus when he sees his own face at his four o'clock, lifting a gun, and he doesn't hesitate before taking it out, even as he starts to back his way across the street.

There's a moment, before he enters, where he wonders what it was like for Sharon, right before she shot the Old Man. She didn't know she was a toaster, so who was to say that it wasn't the same for him? Maybe, like Molly said, he won't be able to go inside. At least, if that's the case, he knows Kara will make it quick. Thank the gods for small favors.

"Entrance is clear," Lee says, and, to his relief, he backs over the threshold and into the church.