Blood Test

"In this ... take on love and trouble in the American heartland, Brock Hobson, an insurance salesman and Sunday School teacher, finds his equilibrium disturbed by the results of a blood test. [The author] brings us a gradually building rollercoaster narrative, and a protagonist who is impertinent, searching, and hilariously relatable. From his good-as-gold, gentle girlfriend to the excessively macho subcontractor guy his ex-wife left him for, not to mention his well-raised teenage kids--now exploring sex and sexuality--the secondary characters in Brock's life all contribute meaningfully to the drama, as increasing challenges to his sense of self and purpose crash over him"--