外れ た みんなの 頭 の ネジ 最終 回 ネタバレ：This is a Japanese title, here is the plot summary, main character introduction, and video screenshots in English.

Plot Summary:
The final episode of the controversial series "外れ た みんなの 頭 の ネジ 最終 回 ネタバレ" brings an explosive finale to the story. The narrative revolves around a group of characters whose lives become entangled in a series of events involving a mysterious event that has left them with loosened screws in their heads. As the story unfolds, each character's hidden desires and secrets are revealed, leading to a dramatic climax that leaves no stone unturned.
Main Character Introduction:
- Yuki: A neurosurgeon who starts investigating the mysterious incident.
- Takashi: A former detective who joins the investigation to uncover the truth.
- Akari: A mysterious woman with a past that holds the key to the entire mystery.
Video Screenshots:
1. Yuki and Takashi discussing their theories in a dimly lit room.
2. Akari revealing a shocking secret to Yuki.
3. The final confrontation between the characters as the truth is revealed.
4. The dramatic resolution of the story.
This concludes the detailed overview of the final episode and the main characters in "外れ た みんなの 頭 の ネジ 最終 回 ネタバレ."