Patrick Macmanus and Liz Hannah also share the inspiration for the surprising bathroom scene.

It’s time to say goodbye toThe Girl From Plainville.

ENTERTAINMENT WEEKLY: The moment between Michelle and the prosecutor, Katie Rayburn, in the bathroom was surprising.

The Girl From Plainville Michelle (Elle Fanning)

Elle Fanning as Michelle Carter in ‘The Girl From Plainville.'.Steve Dietl/Hulu

Was that moment purely fictional or was it based on a real interaction?

We visited the courthouse.

It’s a small town.

It was just a very strange experience.

Tell me about that.

How do you deal with your emotions for that?

How do you deal with your experience?

How did you guys figure out the tone of those text messages and how to portray them?

That was part one.

It was a phenomenal asset and a phenomenal tool that made our jobs easier.

And, of course, the other big part of the finale is watching Conrad’s final day.

HANNAH:That’s all real.

That was from his text messages and from Lynn Roy’s testimony.

We knew that we were going to be telling the story from his perspective.

I will say it was definitely something we dreaded getting to and writing and shooting.

This interview has been edited and condensed for length and clarity.