July 29, 2023, a family lunch in rural Australia.

Beef Wellington is on the menu, and by the end of the week, three people are dead, and one is fighting for his life with a new liver.

The poison, death cap mushrooms, the person who served the meal, the host, and here's what makes this whole thing

so calculated. Death caps have this phase where you feel completely fine. Hours go by, you're

laughing, talking, saying goodbye, and the whole time the poison is already doing its work. There's this town in rural Victoria, Australia, called Leongotha, population around 5,000 people,

the kind of place where everyone knows everyone, or at least knows of everyone.

And on July 29, 2023, something happened there that would become one of the most talked-about

murder cases in Australian history.

Aaron Patterson invited four people to lunch at her home.

Not just any four people, her estranged husband's parents, Don and Gail Patterson, both 70, and

Gail's sister, Heather Wilkinson, 66, plus Heather's husband, Ian Wilkerson, 69, who happened to be a

Baptist pastor. These were her former in-laws, and things had been tense between them for about

two years at that point.

The invitation itself was based on a lie. Aaron told him she needed to discuss something important,

her recent cancer diagnosis. Serious stuff. The kind of news that brings a family together,

even when relationships are strained. Except, Aaron didn't have cancer. She admitted

that in court later. She made it up because she was embarrassed about planning to have weight loss

surgery. So, right from the starts, the entire reason for this lunch was fabricated. There was

supposed to be a fifth guest, Simon Patterson, Aaron's estranged husband.

He was invited to, but the day before the lunch, on July 28th, he told Aaron he wasn't coming.

That decision saved his life.

The prosecution would later argue that Aaron had prepared an extra individual serving of Beef

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