Kinki (2014)

Both movies show a lesbian relationship between teacher and student.

Kagami Tsutako has been obsessed with Ii Azami for 20 years. While stalking him one day, she encounters Ii Azami being hit by a car. When she discovers he has lost his memory as a result of the accident, she decides to claim they are lovers in order to fulfil her lifelong desire. As a result, as Tsutako repeatedly lies one after another they begin to increasingly escalate…

-Japanese language film
-Captivity
-Sexual abuse

A must watch movie if you like this kind of genre. It's dark, violence & nudity. The plot is not confusing but you can guess what next is going to happen. Older man & younger woman relationship story.

In both films, a teacher takes advantage of one of their male students.

Both movies have younger men in older women home and the older women give them food and take care them. Both older women have boyfriends.

But kinki is base on violence and sex , while you are my pet is base on tender love and sweet romance.

Both show a young man being held captive an abused.

Sakuragi Shun is a salesman who works for a Sunbath Home Housing, a house manufacturing company. He enjoys a happy life at home with his wife and daughter. Due to a sudden personnel change, he was assigned to transfer to Kagoshima, a city he was familiar with from his junior high school days. There, for the first time in 17 years, he is reunited with his first love Takeda Hana. She works as a junior high school teacher, while her husband who works as first mate, spends most of the year at sea, so she usually lives alone. While reminiscing the bittersweet memories of their high school days together, a hidden Pandora's box begins to open...

Furthermore, sparks also fly with Katoyama Naoya, Shun's friend and former love rival from their junior high school days, who now works for another company in the same industry. Although Shun has a beloved wife, the flames of jealousy quietly flare up. Meanwhile, Sakuragi Shun's wife is trying to suppress her anxiety. Based on their phone calls and emails, she becomes suspicious that her husband is cheating on her, and in order to eliminate her fears, she takes a trip to visit him in Kagoshima. As the slight lies begin to pile up, the truth becomes complicated, and when the lies are exposed, how will the relationship between the four of them
change?

Both are very disturbing where an older character is living with an underage school student and having sexual relations with, both give off the same feel and are very taboo