Imagine waking up in a place you don't recognize, not remembering anything from the day before, and then finding a dead body. Or picture a male Miss Marple enmeshed in a lighthearted Memento with a dash of Fifty First Dates. In his third geezer-lit mystery, cantankerous octogenarian Paul Jacobson must solve a series of murders while struggling with the problem of his short-term memory loss.