Tonight’s episode, called “Matador,” has Fauna (India Eisley) not only getting closer to the secrets buried in and before her past, but getting invited, in her present day of 1965, to a Los Angeles high-society event billed as a “happening.” Expect the era’s then-reigning troika: sex, drugs, and rock ’n’ roll. In this case, it's heavy on the former two, light on the latter.