To some extent, it is. The story of Effie Grey takes inspiration from actual historical circumstances and figures, but it might have some fictionalized elements for dramatic effect.
Effie Gray was a real - life person. In the context of the movie based on her story, she was likely a woman with her own set of experiences, relationships, and a unique life story.
One key aspect is Effie's unhappy marriage. She was in a relationship where she was not truly loved or respected. Another aspect is the time period's influence. Victorian society had strict rules about marriage and a woman's place. Also, Effie's journey to self - discovery and liberation is important. She had to find the courage to break free from a bad situation.