Complex sentence: With the exception of a few deliberately scripted movies, the female models usually did not act, but simply tried to endure what they were exposed to--it gave each session a sense of realism that contributed to the website's appeal.
Split into simpler sentences: With the exception of a few deliberately scripted movies, the female models usually did not act, but simply tried to endure what they were exposed to. This gave each session a sense of realism that contributed to the website's appeal.