Hidamari de Kanojo wa Tamani Warau.

On the morning of his first day at high school, Iori Sakuma encounters a girl with silver hair and blue eyes, who is startled by a nearby cat. She reacts with alarm, urging the cat to stay away, then quickly leaves after realizing Iori is surprised by her reaction. This girl is Kaede Ryohara. Iori later discovers they are in the same class. He observes that Kaede seldom displays emotion, but when she does smile, it leaves a strong impression on him. The story begins as their lives intertwine in a relationship marked by emotional challenges and quiet moments of connection.