Despised by her stepmother and sister, Miyo is treated like a servant in her own home. One day, her father calls her in to discuss her future.

Determined to be of use, Miyo wakes up early and prepares breakfast, but Kiyoka accuses her of trying to poison him and refuses to take a bite.

While Kiyoka takes Miyo out to town, he quickly notices that she behaves very differently from other wealthy daughters he’s encountered.

To surprise Kiyoka with a handmade gift, Miyo goes into town to shop for some material. Meanwhile, Kiyoka pays Miyo's parents a visit.

Engulfed with jealousy, Kaya tries to thwart Miyo's engagement to Kiyoka. Miyo leaves the house and forgets to bring the good luck charm Kiyoka gave her.

Miyo wakes up to her sister and stepmother threatening her. Together with Koji, Kiyoka arrives at the Saimori home and demands to see his fiancée.

Kiyoka accompanies Miyo to the remains of the Saimori home at her request. Later, a stunning visitor comes by their home.

Hazuki and Miyo grow closer through their lessons. Worried, Kiyoka tries to get to the bottom of Miyo's relentless nightmares.

Though distressed by her nightmares, Miyo keeps pushing herself to be a supportive wife. Then, Arata Tsuruki comes to speak to her while Kiyoka is away.

Arata reveals his true identity and introduces Miyo to the grandfather she never knew. They claim they can cure her nightmares — on one condition.

Yoshiro Usuba tells Miyo about how her mother came to marry her father — and why she made a decision that changed her only daughter's life forever.