Tsukasa, a married teacher who teaches at a prestigious school, was in her fourth year of marriage and was working on getting pregnant, leading a happy married life. Because she deeply loves her husband, Tsukasa always cherishes their time together, no matter how tired she is. However, after that day, she began to avoid their time together... On the day she became the advisor of the swimming club, she was supposed to save a student from bullying, but...
