The series explores the concept of fate versus free will by presenting the characters with predetermined events or prophecies that they must navigate while also allowing them to make choices that can potentially change the course of their lives. Throughout the series, the characters often struggle with the idea of whether they are destined to follow a certain path or if they have the agency to make their own decisions and shape their own destinies. Ultimately, the series delves into the complexities and consequences of both fate and free will, leaving viewers to ponder the balance between the two.