[Spoilers S2E5] Angela wish to be Claudia Kinciad

Claudia Kincaid is fictional character who runs away to discover a mystery at the Met Musem. She does this with her brother because he is better with money. Angela and Elliot do the same but never get to the Met. They were both 8 at the time. Why does Angela need to runaway when she was 8? Story is from Gideon's dinner party.