My mother-in-law crossed a line at Christmas dinner. I quietly took my daughter and walked away. She never expected what followed.

Richard handed Ethan another document.

A letter from Caleb’s attorney.

Three years earlier, Patricia had given Madison $42,000.

But Patricia had never actually had $42,000 of her own to give.

Part of it came from the monthly money Ethan sent his parents.

Another portion came from a home-equity line Richard believed had been closed years earlier.