Three case’s of threesomes gone horribly wrong, ending in a death in each case. Bringing a third person into a relationship can become dangerous territory if all parties aren’t in agreement to the arrangements. These are the stories of Heidi Kathleen Carter of Indiana and a couple she met on a lesbian dating site partaking in a threesome when Heidi’s boyfriend walked in on them and freaked out. A Pastor who pressured his wife to allow a third person join them, and an Australian couple who invited a third male to join them in a sexual act that ended up with the boyfriend in a jealous rage.Sources for Heidi Kathleen Carter:https://lawandcrime.com/crime/woman-faces-rape-and-murder-charges-after-dating-app-meet-up-for-threesome-leads-to-gruesome-and-deadly-torture-police-shooting/https://www.14news.com/2021/10/21/arrest-affidavit-shows-new-details-deadly-incident-evansville-home/https://www.courierpress.com/story/news/2021/10/21/evansville-murder-suspect-has-violent-criminal-history/6118753001/SOURCES: David Evans, Kristie Evans and Kahlil Squarehttps://www.dailymail.co.uk/news/article-9766095/Woman-begged-lover-26-kill-pastor-husband-claims-abuse.htmlhttps://www.nbcnews.com/news/us-news/oklahoma-woman-admits-asking-lover-murder-pastor-husband-years-alleged-rcna23538https://www.thedailybeast.com/ada-pastor-david-evans-killed-wife-kristie-and-lover-kahlil-deamie-square-charged-with-murderhttps://truecrimesocietyblog.com/2021/07/13/the-twisted-tale-of-david-and-kristie-evans/SOURCES: Jason Considine, Natasha Hogan and Ashley Phillipshttps://www.theage.com.au/national/victoria/threesome-murder-man-killed-in-jealous-rage-stuffed-in-wheelie-bin-20190329-p518yd.htmlhttps://www.mirror.co.uk/news/world-news/man-invited-threesome-murdered-stuffed-14205568https://www.abc.net.au/news/2019-05-31/jason-considine-jailed-for-21-years-over-ashley-phillips-murder/11169348https://www.stuff.co.nz/world/australia/111667580/man-invited-for-threesome-was-instead-murdered