Homejack (2016)
Original title: ホームジャック
Homejack is a 2016 Japanese-language drama movie directed by Yasushi Koshizaka, with a running time of 1h 13m. It stars Sasa Handa, Atsushi Tsuda and Hirokio Andô.
A serial killer nicknamed "Jack the Ripper" is murdering women in their own homes. While the media is reporting on his latest victims, Natsuko's husband leaves on a business trip. As soon as her husband is gone, her lover arrives for some quick sex. Then there's a knock on the door...