I gave my parents a $650,000 seaside home. Months later, Mom called crying—my brother-in-law changed the locks, listed it for rent, and threw Dad out. My sister dismissed me. They were about to face reality.

“Get out,” my brother-in-law said.
My father, Robert Hayes, stood frozen in the doorway of the seaside home I had bought for my parents’ fortieth anniversary. One hand still held the brass doorknob, the other clutched a small grocery bag. Behind him, gray waves crashed against the rocky Monterey shoreline. It should have been a calm, peaceful morning.

Instead, my …