The Other Bennet Sister: Series 1

Season overview

Role: Meticulous television and film archivist.
Task: Write a JSON object for "The Other Bennet Sister" Season 1.
Keys: overview (160-220 words), primer (array of exactly 4 concise bullet points).
Constraints: Use ONLY provided synopsis and sources. No invented facts. No markdown. No asterisks. No headings. No bullet points (except in the array format for the primer). Output valid JSON only.
Source Analysis:
[1] TMDB: Mary is awkward, anxious, preachy, full of facts, a terrible singer.
[2] IMDB: Cast/crew info.
[3] TMDB: Mary is overlooked by her mother, destined to an empty dance card, until she takes matters into her own hands.
[4] Wikipedia: British period drama, produced by Bad Wolf for BBC One. Adaptation of Janice Hadlow's novel. Continuation of Jane Austen's Pride and Prejudice. Cast: Ella Bruccoleri (Mary Bennet), Dónal Finn (Mr Hayward), Laurie Davidson (Mr R).
[5] Rotten Tomatoes: Cozy, charming, full of heart. Ella Bruccoleri's performance. Fresh take on Jane Austen's world.
Overview Construction:
The Other Bennet Sister is a British period drama television series produced by Bad Wolf for BBC One. An adaptation of the novel by Janice Hadlow, the series serves as a continuation of Jane Austen's Pride and Prejudice. The narrative focuses on Mary Bennet, portrayed by Ella Bruccoleri, who is not a typical period drama heroine. Described as awkward, anxious, preachy, and full of facts, Mary is also a terrible singer. Within the context of the marriage market navigated by the Bennet sisters, Mary finds herself overlooked by her mother and seemingly destined to an empty dance card for the rest of her life. However, the story follows Mary as she takes matters into her own hands to find another path. The series features Dónal Finn as Mr Hayward and Laurie Davidson as Mr R. Critics have described the production as a cozy and charming fresh take on Jane Austen's familiar world, providing Mary with a moment to shine through Bruccoleri's performance.
Word Count Check (Overview):
"The Other Bennet Sister is a British period drama television series produced by Bad Wolf for BBC One. An adaptation of the novel by Janice Hadlow, the series serves as a continuation of Jane Austen's Pride and Prejudice. The narrative focuses on Mary Bennet, portrayed by Ella Bruccoleri, who is not a typical period drama heroine. Described as awkward, anxious, preachy, and full of