Still Waters: A Novel

Liv and Gabe Ahlstrom are estranged siblings who haven’t seen each other in years, but that’s about to change when they receive a rare call from their older brother’s wife. “Mack is dead,” she says. “He died of a seizure.” Five minutes after they hang up, Liv and Gabe each receive a scheduled email from their dead brother, claiming that he was murdered.

The siblings return to their...