Okaya Wataru learned that his wife Ayaka was plotting to divorce him and take custody of their beloved daughter Xinning.She reported the matter to Masato Shiba, who had an affair with her, but Masato's reaction was something Ayaka had never seen...
At the same time, divorce lawyer Caida Toukiko and detective Misa Yu learned that Masato was a high school classmate of Du, and discovered that Masato had set a beauty trap in order to retaliate against Du.As a result, Wataru became suspicious of the mysterious beauty Naomi Takeba who moved next door to his apartment.
Masato gives certain instructions to his subordinate Chisato Morino.On the other hand, Wataru was invited to the hotel by Takeha to discuss something, but...!?