Love Disease

One morning, students find their homeroom teacher Tokuyama Daigoro’s body on the floor of the classroom. A strange school life begins as the students work hard to hide the presence of their teacher's corpse in their classroom. Other teachers from the Academy, their homeroom teacher's wife, his mistress, police, and reporters... One-by-one they visit the classroom and the students face the risk of being discovered. Is it possible to continue to hide it?! And who was it who killed him?!

Miyawaki Yohei was a professional wrestler, who opened his own tofu shop after his retirement. He always tried to get his daughter Sakura interested in Pro Wrestling, but she never cared for it. Then the day came when he unexpectedly died, and Sakura inherited his dojo and tofu shop. Yasagi Eiichirou claims Sakura's father died without having paid his debt to her and the only way Sakura can repay this debt is if she wins the WIP "World Idol Pro Wrestling" championship. Together with his father's assistant, Yokoyama Yui, she opens the dojo again and trains together with her friends and girls from school.

A man thinks he is an actor. He has a part-time job and likes a cute girl at work. He grabs the chance to have sex with her. Premature ejaculation hits, however, as he is taking off his pants. Angry at what has occurred, he decides to train in order for this not to reoccur. He shares an apartment with a friend. The flat-mate is going to help him with his training.

Designer Enatsu worries about his sexless life. Office worker Akane is getting ready to return to work while undergoing rehab at home for panic attacks. Elite advertising agent Ikeyama wants to end his relationship with his lover. A shabby man named Kurita appears before all three with a secret.

Shiori, who was injured after parting from her boyfriend, dreamed of being embraced by a mysterious man every night. Shiori is confused but euphoric about the "indecent dream" and becomes bewitching day by day. However, one day the dream man transforms into a terrifying figure and finally appears in reality. What did she see? Is there an end to this nightmare ...? !!

30 something year old Yuriko (Noriko Eguchi) works as a aromatherapist at an aroma salon. She uses essentials oils and her hands to soothe her client’s inner well-being. Yuriko also has a secret she can’t tell anyone; She gets incredibly turned on by the sweaty scent of a 17 year old high school student named Tetsuya (Shota Someya). Tetsuya is also the nephew of the salon owner (Jun Miho). Meanwhile, salon client Ayama (Saori Hara) asks to practice aromatherapy, but her real intent is to press her large breasts against Yuriko.

Kiyoko Tachibana, a student at an integrated middle and high school for girls in Tokyo, met Akari Okusawa, who was wearing a bright blue dress, at the start of the new school year in her first year of high school. In contrast to the other students, Akari freely interacts with everyone and quickly becomes popular, and Kiyoko is attracted to her. Kiyoko's newly awakened feelings for her soon involve the whole class, and the situation develops into a disturbance.

The "Torture Club" is an official after-school activity at the private school Saint Honesty Gakuen. Yuzuki has no idea about the club when she enrolls, and gets abducted by the club members and hauled off the club-room. There, she finds out that upper-class student Aoi, her secret idol, is in the club, and decides to join, but…

Sachiko Suzuki is a female high school student. She claims that she is an alien and her mission on Earth is to conceive a child with a human man. Sachicko seduces her class teacher Mr. Fukuda. After their intimate encounter, Mr. Fukuda becomes becomes convinced that Sachiko is not a human. Meanwhile, female student Kobato Hagimoto knows that Mr. Murata has a crush on some male students. Because of this, Mr. Murata is treated as a pig by Kobata until he can't bear the situation anymore.

Mixed-up model and bar hostess Kotoko sleeps with her coworker Genki, but can't seem to let herself sleep with the guy she really likes.

Morishita Nao (Eguchi Noriko) shares an apartment with a female friend. Her roommate's younger brother Kotaro (Nakamura Kuniaki) leaves their family home and comes to stay with them. That evening, Nao witnesses Kotaro smelling her panties. The next day Nao begins acting provocatively towards him.

Heisaku is a university student. He is obsessed with peeping on his neighbor Fumio through the cracks in her curtain. Fumio is aware that Heisaku is peeping on her and she even observes Heisaku through her window.

Shunsuke has fallen for his colleague Hinako, but she is engaged albeit in a long-distance relationship. She and her boyfriend meet on the odd weekends. She feels lonely at times. When one evening they are both working late and still in the office Shunsuke throws caution to the win, reveals his feelings, makes a pass and plants a kiss on Hinako. Things should make their natural progression from there if nature takes its course, but then again they chart a different course.

Toshiko, a high school student, receives a text message and picture from her brother, whom she has not seen in years. The image foretells the death of a woman a day later. This is only the first of many haunting images that appear throughout the film.

Ren'ai Shinden is based on different types of forbidden love and consists of four different stories: Tsubasa no Kakera, Sayonara no Melody, Seifuku no Eve, and Unmei no Kodou.

Hamaguchi Mika has been appointed to a matter that there are rumors that "Hanako-san are living" in the school. Mika doesn't know anything. Meanwhile, if you are walking, which finished the first lesson, suddenly, she sees the toilet that was written as "off limits". Mika does not know the rumor in the toilet, where Mika sees something that is eye sight surprising.