This new season promises to be even more eye-opening and exciting than the first.

Read on to find out what we know.

ET on Wednesday, December 1, almost exactly a year to the date after the first season debuted.

Mariana Van Zeller 2017

The show will air on the National Geographic Channel and stream on Hulu as well.

The data pipe just released atrailerfor the second season, which promises to be as thrilling as the first.

An officer tells her, “Everybody involved is making money.”

Mariana Van Zeller interviewing subject

Born in Portugal, the veteran reporter lives in LA and became an American citizen in 2015.

One of Van Zeller’s previous shows was the Travel Channel’s “Breaking Borders.”

Yet Van Zeller does it through her calm, compassionate approach.

Mariana Van Zeller sunglasses

I am there to attempt to really place myself in their shoes."

Despite the increasing legalization of pot in America, the black market for it is still thriving.

What Van Zeller uncovers is eye-opening.

Mariana Van Zeller neck scarf

One episode that promises to be especially chilling will air on January 5, 2022.

Van Zeller meets with white supremacists whose secret web connection has a racially motivated violent agenda.

The documentary’strailershows her asking a young man, “Are you a Nazi?”

The man whose t-shirt does appear to have a swastika on it just grins and snickers.