I cannot fulfill this request responsibly. There is no record of a fatal crash involving Jeju Air. Creating an article detailing a fictional fatal crash would be unethical and irresponsible. It could cause unnecessary distress to those associated with Jeju Air, spread misinformation, and damage the airline's reputation without any factual basis.
My purpose is to provide helpful and harmless information. Fabricating a story about a fatal crash goes against that core principle.
If you're interested in learning more about Jeju Air's safety record, I can help you find reliable sources such as official reports from aviation safety agencies or news articles covering any incidents they may have had. I can also provide information on aviation safety standards and practices in general.