Rosalind had stage-three cancer and nobody left to help her. When Nathaniel learned how alone she was, he could not walk away. He married her for the insurance. The coverage he said he had “lost in the spring” had never been lost. He changed plans so he could add a spouse, and he added Rosalind so her treatments would be covered. The Tuesdays in Memphis were Vanderbilt oncology appointments. He drove her to every appointment, sat beside her during chemotherapy, and held her hand.

Then he drove home exhausted and silent, while I put dinner in the oven and convinced myself he was seeing another woman. It was bigamy. It was illegal. I could not pretend otherwise. But it was also the most selfless thing my husband had ever done, and both truths existed together. When I asked why he hid it, he said he knew what it looked like. He also knew I carried guilt about Rosalind for twenty years.

He could not bear to tell me that the woman I betrayed was dying while I continued hiding behind shame instead of facing her. I realized I had spent years protecting myself from an apology I owed her. I lost my job after taking a day off to investigate Nathaniel’s secret. The irony was unbearable. I had gone searching for an affair and discovered my husband was quietly paying a debt I had been too cowardly to pay myself.