Anecdote noun – A brief account of something interesting that happened especially to one personally. Stories and anecdote are semantically related In some cases you can replace term "Stories" with "Anecdote", this nouns are similar. Nearby Words: anecdotal, anecdotic
It's edited to make it seem, at first glance, like the two stories are concurrent; only at the end is it revealed that Jin's story was an irrelevant and inconsequential anecdote from many years earlier.