Lira Sagabat dies in a gunfight as a terrorist, filled with regret as she realizes she never truly lived for herself. She wakes up as Mika, a first year computer engineering student, and she quickly adjusts by following the memories left in the body, even managing to understand her precalculus class. During her chemistry lecture, the lesson about balance makes her remember her past and how everything she did went too far. Because of that, she starts to ask about her choices and begins to see this new life as a chance to choose happiness and live!