What is the main theme of story Her first ball?

"Her First Ball" by Katherine Mansfield explores the theme of social expectations, class hierarchies, and the challenges of identity construction within societal constraints. The story portrays Leila's struggle to conform to the social etiquette of her upper-class family while also striving to maintain her individuality. The event of Leila's first ball becomes a microcosm of the broader social pressures that shape her life, highlighting the conflict between personal desires and the expectations placed on women by their social class.