Hell Hath No Fury - Charles Dayton - Bog

In the second book in this series, Lew Travis, a 72 year-old curmudgeon, is faced with unraveling the death of a teenage girl, the daughter of a nearby friend. This takes him into the local high school, a milieu he hasn't occupied in half a century. He is quickly ensnared in a complex web of characters, motives, and clues. These pile up such that Lew has to draw on all his sleuthing skills to unravel it, assisted by his friends at the Sienna Sentinel and his teenage computer guru. It all comes down to a climax even he hasn't anticipated.