She is first seen with her children, looking for their stateroom upon boarding the ship. They pass by Jack and Fabrizio while roaming.
When the Titanic hit the iceberg, her and her children attempted to get to lifeboats but were locked behind the third class gates. In the end, she took her son and daughter back to their cabin, and told them a story as they fell asleep. The three perished in their stateroom together.