Mandy Karolkiewicz vented online in 2024 that she once discovered her murderous spouse, Kristopher Karolkiewicz, was cheating on her with an intern, The Detroit News has reported. Kristopher Karolkiewicz, 47, executed his 39-year-old wife, Mandy, and their six children before turning the gun on himself. “Fast forward ten years and five kids, he was cheating with the intern again—the same age I was when I was the intern.” Karolkiewicz wrote that she “hated” her husband but “faked” it for their children. Karolkiewicz wrote that they tried couples’ therapy but that she felt “so discouraged” by the lack of progress.