You saw the end oflast week’s episode.

You know the emotional stakes.

So… what exactly should you brace for?

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NBC

“I don’t know if there is a way to brace anybody,” Moore tells EW.

“I wasn’t braced for it.

I wasn’t ready.

I imagine that this is very real way for some people to imagine the end of their life.”

“There is no bracing,” echoes Brown with a laugh.

“You know me: I underpromise and I overdeliver.

Keep your family close, hug them, hold them, watch it together.

There’s no preparation.”

You probably saw those headlines that she threw up when she read the script for “The Train.”

“I well up thinking about it,” she says.

“It was a lot.

This episode is definitely a lot more to take in than the actual finale, in my estimation.

Let’s turn to the man who wrote “The Train.”

“People can expect a literal ride,” says Fogelman.

That’s my hope. "

“I really found it incredibly beautiful and sprawling,” he adds.

This one is a full box-and-a half of tissues.”

All aboard “The Train” on Tuesday at 9 p.m. ET/PT on NBC.