Sham Rock by Ralph McInerny (1929-2010) is an easy read set at the University of Notre Dame. Professor Roger Knight and his brother Philip, a semi-retired Private Investigator must solve the mystery of a student who went missing in the late 80's and the people involved with him. They now have their own lives: one is a Financial Advisor, another a Monk and a the woman runs a Soup Kitchen. McInerny was as well respected Professor at the University of Notre Dame until his retirement in 2009. He was a prolific writer of nonfiction including poetry as well as his many mystery series. His series included Father Dowling, Andrew Broom, Notre Dame, The Rosary Chronicles, and the Sister Mary Teresa series.