Two years into her marriage, Saki Natsume believed she had been enjoying a smooth married life. However, as her husband grew increasingly busy with work, she noticed a growing emotional distance between them. One day, she sensed something different in his behavior upon his return from a business trip, and her intuition as a woman sharpened. Unable to shake her suspicions, she checked his smartphone and began questioning whether he had truly been on a work assignment. Her investigation uncovered evidence that her husband had actually been on a trip with a female coworker. Devastated by this betrayal, Saki struggles to come to terms with the collapse of a relationship she once thought strong and loving. Seeking advice from a friend, she is encouraged to confront her emotions head-on, leading her to reevaluate herself and her life from a new perspective.