A visiting professor is found strangled after delivering a controversial lecture. Lewis and Hathaway have no shortage of suspects, but when one of them is also murdered, her affair with a married professor of Criminology takes the investigation in another direction.
Lewis and Hathaway investigate the murder of a baby-sitter, and uncover a swingers' network. The detectives must establish whether the girl's fate is connected to her time spent in a children's home, or whether she was an unintended victim.
A professor is humiliated when an internet dating video she made is posted on a scurrilous website, and is found dead the next day, having apparently been reading about a property developer who sought to acquire land from the college. Neither the boss of the dating agency nor the website founder proves cooperative, but Lewis is unconvinced that the woman's death was a suicide. A second death appears to confirm his suspicions.moreless
A botanist uncovers the recently interred body of a murdered professor of English. Lewis and Hathaway discover that the dead man was obsessed by Carroll's The Hunting of the Snark, and had a bitter rivalry with his brother, a professor of Theology, but their investigation is hampered by a well-meaning amateur detective, and by two students who are trying to earn a place in the Wednesday Club. The botanist worries whether her boss might somehow have been involved in the death.moreless