Takahagi Ruriko

The heroine of the first story, the protagonist's cousin.

From the protagonist's point of view, Ruriko's family is his "Head Family." The Takahagi family is well-known in the area, its members are bank managers, so they are very wealthy. Born and raised as the only daughter of such a family, Ruriko has the looks and behavior like that of an ojousama. However──contrary to her appearance, she secretly harbors passionate desires. Since an early age, she sees the protagonist, her cousin, as a "Man."

When her undesired arranged marriage comes up, the lust that has been hidden within her finally overflows.