Boy did those words echo loudly throughout the season finale of Elementary on Thursday night. The episode followed Sherlock as he went to the darkest places of his past habits to find his old In Sherlock, Eurus Holmes (Sian Brooke), who is one year younger than her brother Sherlock (Benedict Cumberbatch), was the antagonist of the episode "The Final Problem.". Locked up in the high-security prison Sherrinford since her childhood, Eurus was considered a dangerous "era-defining genius" who used her intellect to "reprogram Sherlock is confused, and once Culverton starts laughing at him with that maniacal yellow-toothed cackle, he loses it. He grabs a nearby scalpel and lunges at Culverton, only to get beaten down by BBC/YouTube. On the r/television subreddit, u/ShuckForJustice asked: "What TV show did you love but had an ending so bad that it retroactively ruined/changed your experience of the show?" The Not exactly definitive. theReluctantHipster • 6 yr. ago. What u/puritypersimmon said. It purposefully left the escape open to interpretation, which went against the series' previous realism. In the Doyle stories, he gave a definitive explanation. Sherlock is defined by the freedoms and restrictions afforded it by the unique format of three feature-length episodes per season. Beyond allowing the show to pop up as infrequently as its increasingly busy stars' schedules will allow, the strength of Sherlock's format is that it avoids the pitfalls of conventional television - even shorter 10-episode seasons common to cable - in that Season 4, Episode 2 of Sherlock, titled "The Lying Detective," was a massive improvement over this year's bumpy premiere.And while, once again, the episode had plenty of shocking moments to Sherlock season 1 is nearly perfect, but season 2 is the strongest, featuring the return of Moriarty and exploring themes of friendship and betrayal. It culminates in a powerful and shocking season finale. Sherlock was a groundbreaking detective series, and while the majority of its episodes were brilliant, the four seasons did vary in quality. kNY1e80.