Complex sentence: The semi-autobiographical story is set in a dystopian Orange County, California, in the then future of June 1994, and includes an extensive portrayal of drug culture and drug use (both recreational and abusive).
Split into simpler sentences: The semi-autobiographical story is set in a dystopian Orange County, California, in the then-future of June 1994. It includes an extensive portrayal of drug culture and drug use (both recreational and abusive).