A story that follows a young woman who finds herself reincarnated as Eva Heinemann in the world of MONSTER in anime. With her consciousness intact, she has the knowledge of the series' events and tries to navigate the world carefully to avoid making mistakes. However, whenever she makes a mistake, she experiences a time loop, which gives her a chance to correct her actions and avoid altering the storyline. As she grows older and reaches adulthood, she must find a way to break free from the time loop and reach the end of the series.