Watashi wa Haruta-kun ni Koi Nante Shinai

A 30-year-old woman named Saaya, who had been preparing for marriage, was abruptly left by her boyfriend and returned to live with her parents. There, she reconnects with Haruta, a man from her childhood who is nearly ten years her junior. Now grown into an attractive young man, Haruta recalls a childhood promise they once made to marry when they were older. As he expresses affection for her, a romantic relationship begins to develop between Saaya, who is struggling to find direction in life, and Haruta, who is deeply fond of her.