"You are overflowing with excitement. Let me take care of that for you." Kiyoko, a 33-year-old bank employee, had her wedding plans abruptly cancelled. Her rival and director at work, Samejima, ends up comforting her. Loneliness, combined with a few drinks, leads to a passionate night together. But the next morning, Samejima reveals they got married. Will Kiyoko be able to handle an unexpected relationship with her superior?