Set against the backdrop of the American Civil War, the story follows sisters Jo, Meg, Beth and Amy March on their journey from childhood to adulthood. With the help of their mother, Marmee, and while their father is away at war, the girls navigate what it means to be a young woman: from sibling rivalry and first love, to loss and marriage.
After creating a bunch of famous idols, a producer begins to question the whole process of making a star, so he goes on a break for a few years. Once he returns to the company, he gathers some trainees left on the back burner and tries to launch a co-ed idol group. The trainees undergo some peculiar training to debut in this group.