Maren Alonzo came back to Gilbert, Arizona, to settle her grandmother's estate. Two years later, she is still there, living in the old ranch house, walking past the grapefruit tree she keeps meaning to save, and telling herself that staying is not the same thing as belonging.

Then a man is found dead at the Riparian Preserve.

Dale Prentiss was a retired teacher, a longtime local, and one of the last people who still remembered the town beneath Gilbert's polished surface. His death looks like a tragic accident. But the details do not sit right with Maren, especially when she discovers that Dale had been tied to her grandmother in ways she never understood, and that both of them may have been guarding concerns that reach deeper than old friendships and small-town history.

As Maren begins to ask questions, Gilbert opens around her in unexpected ways: the Heritage District and its steady routines, the canals that shaped the town, the Preserve's quiet basins, and the uneasy feeling that some places remember more than they reveal. The closer she gets to the truth, the more she realizes Dale was trying to protect something, and that whatever he died over is not finished with him.

Set in the real town of Gilbert, Arizona, What Grows Beneath is a gentle, atmospheric mystery about inheritance, community, buried history, and the secrets that can take root beneath ordinary lives. For readers who love authentic small-town settings, emotionally grounded amateur sleuths, and mysteries with a quiet edge of the uncanny, this Good Neighbors Mystery invites you into a place that seems familiar at first glance, but has been keeping its own counsel for a very long time.

In the Good Neighbors Mysteries, every town has its own secret. In Gilbert, the truth may run deeper than anyone imagined.