Complex sentence: This episode delves into the past of the character Priya Tsetsang/Sierra, showing how she was forced to become a doll, and can be seen as a prelude to the ethical dilemma of permanent imprinting first explored in "Epitaph One".
Split into simpler sentences: This episode delves into the past of the character, Priya Tsetsang/Sierra showing how she was forced to become a doll. Also this episode can be seen as a prelude to the ethical dilemma of permanent imprinting first explored in "Epitaph One".