Clouds of Witness · Chapter
XII: The Alibi explained
Lord Peter Wimsey confronts Mrs.
What happens
Lord Peter Wimsey confronts Mrs. Grimethorpe, revealing that his brother the Duke of Denver was with her on the night of the murder, establishing an alibi. He produces a letter wedged in a window sash as proof. Meanwhile, Wimsey and his valet Bunter become trapped in a bog near Grider's Hole but are rescued by locals.
Themes in this chapter
Deception and Secrets
Mrs. Grimethorpe initially lies about the Duke's visit, and the Duke's secret alibi is uncovered through a letter.
Family Loyalty and Honor
The Duke remains silent to protect Mrs. Grimethorpe's reputation, while Wimsey acts to save his brother's life.
Love and Sacrifice
The Duke's affair with Mrs. Grimethorpe and his willingness to face trial rather than expose her highlight themes of sacrifice.
Characters to notice
- Lord Peter Wimsey
Confronts Mrs. Grimethorpe about the Duke's alibi and later gets trapped in a bog with Bunter.
- Mrs. Grimethorpe
Confronted by Wimsey; initially denies knowledge but breaks down when shown the letter.
- Bunter
Assists Wimsey after the bog incident, using string and a stick to keep them afloat until rescue.
- Gerald Wimsey
Referenced as the Duke of Denver; his alibi with Mrs. Grimethorpe is revealed through the letter.
- Mr. Grimethorpe
Mentioned as having opposed Wimsey staying in his room; his absence on the night of the murder is noted.
Key passages
“I can prove that on the night of the 13th my brother slept in the room I occupied last night”
Wimsey claims he can prove the Duke was with Mrs. Grimethorpe on the night of the murder.
Key revelation establishing the Duke's alibi.
“I am, without exception, the biggest ass in Christendom. When a thing is close under my nose I can't see it.”
Wimsey berates himself for not realizing the letter was the key to the alibi.
Moment of self-deprecating realization after finding the letter.
“You must go on shouting, my lord.”
Bunter urges Wimsey to keep calling for help while they are stuck in the bog.
Desperate plea during the bog rescue scene.