In 2012, Dave Kroupa was single and ready to meet someone. Having split from Amy Flora, the mother of his two young children, the car mechanic had moved to Omaha, Nebraska, to be near his kids. “I had no idea what was waiting for me,” he would later say.
He soon clicked with single mum and animal lover Shanna “Liz” Golyar on a dating website. “Liz seemed very cool, very down to earth,” Dave says in Netflix documentary Lover, Stalker, Killer. Their initial date went well. But, despite their connection, Dave made it clear to Liz that he didn't want to be tied down, which she seemed to accept.
Not long after, Dave met Cari Farver when she came into his auto shop to get her car repaired and they…