On the day her father-in-law visits the couple's home, wife Kanna returns late at night. She claims she was out shopping, but in reality, she had gone to meet an old male friend. Though not cheating, she lied to avoid troubling her father-in-law. However, he discovers the truth and wrongly assumes Kanna is having an affair, beginning to act in ways that threaten to destroy their family relationship. Expect a tense, gripping narrative driven by domestic misunderstandings and mistaken judgments.