Hiyori, an office worker, is not good at socializing since she was little. She has lived for 27 years without being able to say she doesn't like what she doesn't like. She can't refuse the words of her seniors even at the company drinking party, and she just picks up the sake she is not good at. It is Yuzuki, a junior employee, who always cares about such Hiyori. At the drinking party, he casually kept being next to her and protected Hiyori from other employees. It was Hiyori, who thought Yuzuki was the exact opposite of her, but sge gradually became fascinated by his kindness. However, a certain event triggered a sudden change in Yuzuki's attitude ...