My daughter Lily, from my first marriage, was never accepted by my mother-in-law, Helena. She called Lily a “burden” and insisted she wasn’t real family. Marcus, my second husband, adored Lily and defended her, but Helena’s coldness was constant. When a work trip left us with no childcare, we reluctantly left Lily with Helena. I had a bad feeling, but we had no other options.

During the trip, Helena dodged our calls and refused to let us speak to Lily. When we returned, she told us she’d sent Lily away—to a tennis academy—claiming she was giving us a “fresh start” without her.