Which details in the scene with Miss Lotta Lauriere would Gillian know first hand?

Gillian would know firsthand details such as Miss Lotta Lauriere's distinct mannerisms, the way she interacts with others, and her emotional expressions during their encounters. Additionally, Gillian would be familiar with the setting and atmosphere surrounding Miss Lauriere, as well as any personal anecdotes or shared experiences that highlight their relationship. These insights would provide Gillian with a deeper understanding of Miss Lauriere's character beyond what an outsider might perceive.