エピソードは英語で
episode

英語の定義

エピソード
1. n. episode
2. n. trivial incident; incident that makes for a good anecdote

episode
1. エピソード, 話

episode
1. n. An incident or action standing out by itself, but more or less connected with a complete series of events.
It was a most embarrassing episode in my life.
2. n. An instalment of a drama told in parts, as in a TV series.
I can't wait till next week’s episode.