Devil's Ecstasy - Legend of Succubus and Incubus

Sequel to Welcome to Maison de Eros: The Yakuza Apartment.

Third (and last ?) film in the series Gokudo Apartment/The Yakuza Apartment.

Asuka, a schoolgirl staying at a boarding house on a plateau for summer school, wanders into a Western-style house a short distance away. Asuka meets Haruka, a beautiful girl who lives in the Western-style house, and gradually begins to connect with her...

Yumi and her boyfriend Goro run a long-established inn in a deserted hot spring resort in place of their useless father, who is infatuated with his seductive mistress, Miyako. As their beloved inn faces the threat of land speculation by the yakuza, a mysterious and skilled drifter, Kazama, appears before them. Yumi is seduced by his thrilling and wild charm, but the yakuza, unconcerned with the consequences, attack in an attempt to forcibly take over the inn! Will Yumi and her friends be able to bring love and peace back to the hot spring resort?

A new manager, Noriko, arrives at Hinodeso, where Hiroshi, a young man with no money, no job, and no sex appeal, lives. Her sometimes sad expression and glamorous body arouse the desires of all the residents. However, the apartment building is in danger of collapse due to her tormented past.

Akemi ( Mizuna Rei ), the only daughter of the Kozakura family in the Kanto region, hates yakuza and lives in a dormitory at a girls' school in Tokyo, but returns to her parents' home after hearing the news that her father has suddenly passed away. Seeing the Kozakura family for the first time in a long time, they are deserted, and the only henchmen are Pinkichi and Sutematsu. They call Akemi their sister. Meanwhile, the Gouda-gumi, who have been growing their power on behalf of the Kozakura family, repeatedly harass the Kozakura family in order to take over their territory. Akemi's younger sister Chie ( Maria Wakatsuki ) , who adores Akemi, also falls prey to the Gota group. Akemi, furious with her, takes the name of her second generation. She wears her sailor uniform and holds a Japanese sword and attacks the Gota group.