After learning from the results of DNA testing that the impoverished sojourn girl Yamada Miku (Tamaki Sora) is the biological daughter of her husband Hideyo (Tanabe Seiichi), Asami Saye (Matsushita Nao) is in a desperate situation.

From this day on, the situation of Asami's family went from bad to worse.Weijiu was very proud and did as he pleased at home.But because Saying could not take the initiative to reveal the secret, she could only sit back and watch, helpless.The eldest daughter Ruri (Miwa Arai), who knew nothing about this, was extremely angry!He becomes increasingly dependent on his tutor, Kujo Ayaka (Koyuki), and the parent-child relationship deteriorates rapidly.

On the other hand, Izumi Minamizawa (Fumino Kimura), Kyoko Nikaido (Ami Higa), and Misaki Natsume (Marijun Takahashi) became suspicious of Kujo, who caused the collapse of the candidates' families one after another, and began to investigate him.What is the true purpose of Kujo!Saei, who was frightened by Kujo's existence, took resolute action in order to break the status quo.

During this period, a new tragedy unfolded, and the Sky City once again encountered shocking events.