Arc 1The Baker Street Christmas

Sitangna joined Sherlock and Watson in stopping Moriarty’s bomb plot and rescuing Emily from Victor, while building a place for herself at Baker Street. The arc left them celebrating Christmas with friends as Sitangna accepted Emily’s piano and welcomed Mycroft to the gathering.

Chapters 1–2525 summaries

Arc 2The Redbeard Mystery

Sherlock and Sitangna’s growing feelings were interrupted by the murders surrounding Victor Trevor and the Cavendish family, leading Moriarty to abduct Sitangna and Watson. Sherlock uncovered Eurus’s role in the childhood tragedy, rescued Watson from Musgrave Manor, and set out for Sherrinford to save Sitangna.

Chapters 26–5025 summaries