At 44, Hitomi remarried and, though not wealthy, lived a reasonably comfortable life. Her only concern was her stepson Ryo, who never seemed to warm up to her. One day, while walking through the hallway, Ryo accidentally discovers an explicit photo of his mother. However, the photo was deliberately placed there by Hitomi herself. As the truth behind her actions slowly unravels, a dramatic story unfolds, exploring shifting family bonds and misunderstandings.