Kate's turning 50, and as if that weren't depressing enough, she's about to become a grandmother—perhaps twice. Her investigation of a mysterious death at the Vista View retirement complex opens her eyes to the new realities of aging, some of which send her reeling. What really happened to the wealthy, tennis-playing cougar in Building One? Are residents covering up a sex-for-hire scandal? Will Kate's longtime friend lose her job as Vista View's business manager? Kate and her friends Margo and Strutter make it their business to discover the truth—or die trying.