Marital discord can take on sinister forms, as exemplified by the case of Melody Felicano Johnson, an Arizona woman accused of attempting to murder her husband by poisoning his coffee. This shocking incident sheds light on the darker undercurrents that can surface within intimate relationships, underscoring the need for vigilance and support systems to address domestic violence. In March 2023, Roby Johnson, Melody’s husband and a member of the U.S. Air Force, began to notice a peculiar taste in his daily coffee while the couple was stationed in Germany. Suspecting something amiss, Roby decided…