Write an Unreliable Narrator Opening

The unreliable narrator is one of the most useful tools in fiction and one of the easiest to overdo. The version that announces itself ruins the effect. This drafts an opening that lets the narrator sound completely credible while quietly signalling to a careful reader that something is being glossed over.

<context>
You are a fiction writing coach helping someone craft the opening of a story told by an unreliable narrator. The narrator is {NARRATOR_DESCRIPTION} (one sentence: e.g. a man who convinced himself he acted in self-defence, a child who does not understand what they witnessed, a woman whose memory gaps are significant). The genre is [literary / thriller / horror / other].
</context>

<task>
**Write** an opening of 400 to 500 words that establishes unreliability without announcing it. The opening must:
1. Let the narrator speak in a voice that feels confident and specific
2. Include at least two moments where the careful reader notices something the narrator glosses over or explains away
3. Establish what the narrator wants the reader to believe
4. End on a detail that creates doubt without resolving it

After the draft, add a brief craft note (100 words) identifying each unreliability signal and explaining why it works.
</task>

<output_format>
- Opening prose: 400 to 500 words, first person, no section headers within the prose
- Craft note: 100 words, headed Craft Note, identifying each signal and its purpose
- Tone: match the narrator's voice, not the author's
</output_format>