India, March 22 -- A man took to Reddit to confess to a shocking act of betrayal-swapping his brother's winning lottery ticket with his own losing one and pocketing the six-figure prize. Years later, the guilt still haunts him.

Sharing his story in a viral Reddit post, the man explained that his brother isn't the type to play the lottery, but on a whim, he purchased a ticket while they were out together. Amused, the poster decided to buy one too. Days later, he found his brother's unchecked ticket lying on a kitchen counter and decided to compare the numbers.

"And my stomach dropped. It wasn't the jackpot, but it was a lot. Low six figures. The kind of money that could wipe out debt, buy a new car. or cut my mortgage in half," he wrote....