Dr. Andrew Millar’s son, Kevin, and his girlfriend, Allyson, finally arrived at the Colorado resort for the Millars’ annual family ski trip. Andrew and his wife, Vicky, have been coming to this resort for years, but this was Allyson’s first time. She and Kevin had only been dating for six months, and she was still new to the family dynamic. Andrew had met a handful of Kevin’s previous girlfriends, but none of them had aff...

Molly Molly was home from college for the summer, finishing the final year of her degree. Staying at her parents’ house didn’t bother her; she had a small apartment set up in the basement that gave her privacy and a sense of independence. Her sister Anna and Anna’s husband, Dan, were visiting for the week. Dan was in his mid-forties; Anna had always preferred older men. He was tall and striking, the kind of man whose shar...