Complex sentence: The episode's story is told through a series of interviews by author Jose Chung, who is conducting research for a "non-fiction Science Fiction" novel about the alien abduction of two high school students and the return of one of them.
Split into simpler sentences: The episode's story is told through a series of interviews by author Jose Chung, who is conducting research for a "non-fiction Science Fiction" novel about the abduction. The central event involves the abduction of two high school students and the return of one of them.