A Love Story in Japan

The Arrival of Foreigners

• A couple of foreigners arrives in Japan, where their love flourishes amidst the challenges of being in a foreign land. This situation fosters a deep dependency on each other due to fear of separation.

Transformation and New Identity

• The woman's personality shifts from heroic to obsessively devoted, reflecting her attachment. They change their names to adapt to their new environment, adopting the surname "Aishi."

Birth of Ryoba Aishi

• In 1971, Ryoba Aishi is born with an emotional condition that prevents her from feeling emotions like others. She is the first child to carry the Aishi name. Another unnamed sister is born in 1976 with similar traits but remains largely unknown.

Ryoba's Encounter with Yoichi

• In 1988, Ryoba meets her dream person, Senpai Yoichi Yudas, which ignites a change within her life as she begins to feel warmth and purpose through love. For a year, she secretly admires him from afar due to her shyness.

Jealousy and Violence

• As spring approaches in 1989, Ryoba notices another girl, Sumire Saitosaki, showing interest in Yoichi. Fearing loss, she kills Sumire in a bathroom confrontation on April 1st and attempts to cover up the crime but leaves behind evidence that sparks rumors about a killer at school.

Escalating Tensions at School

• The school's administration becomes involved as investigations begin into Sumire's murder; Director Kocho Shona demands discretion from authorities while Ryoba believes she has cleared her path for love but soon faces new rival Kaguya.

Sabotage as Strategy

• With heightened scrutiny around campus making another murder risky, Ryoba resorts to sabotage against Kaguya—poisoning lunches and altering exam answers—to tarnish Kaguya’s image before Yoichi. Her actions are driven by desperation for his affection after Kaguya's confession leads to rejection for both girls under the cherry tree.

New Rivalry Ignited

• After Kaguya’s failed confession under the cherry tree, another girl enters the fray: Moeco—a pyromaniac who poses a new threat for Ryoba’s plans regarding Yoichi’s affections. This prompts further drastic measures from Ryoba as she seeks control over her romantic fate once again.

Dangerous Games with Fire

• To eliminate Moeco without drawing attention through violence again, Ryoba uses gasoline during gardening club activities leading to an incident where Moeco suffers severe burns due to fire started by Ryoba's manipulations—highlighting how dangerous obsession can become when mixed with jealousy and rivalry.

Consequences of Obsession

• Following Moeco's incident caused by flames ignited by her own actions (and tears), it becomes evident that playing with fire can lead not only to physical harm but also emotional turmoil for all involved parties—including herself as she grapples with guilt and consequences of her obsessive behavior towards love and rivalry at school.

The Dark Rivalry of Ryoba

Introduction to Ryoba's Threats

• Ryoba faces a significant threat from Yukichi, leading her to take drastic measures against rivals. A tragic incident occurs when Sumiko is killed by Ryoba, highlighting the lengths she will go to protect her interests.

Investigative Tactics

• Ryoba employs investigative skills to gather information about her rivals. She discovers that Sumiko prepares special lunches daily, which ultimately becomes a fatal mistake for her.

Strategic Alliances and Reputation Management

• To enhance her reputation, Ryoba fulfills favors for peers while considering alliances with the Yakuza. This dual approach allows her to maintain a clean image while securing illegal benefits.

Economic Background and New Rivals

• Despite attending an elite school, Ryoba does not come from wealth. Her new rival Ritsuko embodies arrogance and classism, posing a challenge as she seeks to undermine Ryoba’s plans.

Elimination of Rivals

• Ritsuko's presence complicates matters for Ryoba; however, through careful planning, she successfully eliminates Ritsuko without detection. This marks another step in her ruthless pursuit of love.

Continuous Threats and New Challenges

• After Ritsuko's demise, another girl appears with similar intentions towards Yoichi. This prompts Ryoba to act again as she feels threatened by this new competition.

Methodical Actions Against Competitors

• An aspiring singer becomes the next target after catching Yoichi’s attention. Unable to tolerate the competition any longer, Ryoba decides on a calculated plan against this rival.

Rising Tensions and Police Attention

• With seven girls having met tragic fates in quick succession, police scrutiny increases around the academy. This heightens pressure on Ryoba as she strategizes her next move against Teiko.

Manipulation of Reputation

• To eliminate Teiko without direct confrontation, Ryoba resorts to tarnishing her reputation through rumors and false accusations that lead to Teiko’s expulsion from school.

The Myth of Misfortune

• Following the myth that misfortunes come in threes, Comako emerges as another perfect rival for Yoichi. However, within a week of targeted rumors spread by Ryoba, Comako's social standing deteriorates significantly.

Final Rival: Chigusa

• Chigusa arrives at the academy as an attractive figure who captures Yoichi’s interest. This intensifies Ryoba's jealousy and desperation as she contemplates extreme actions against Chigusa due to their growing closeness.

Ryoba's Strategic Shift in Rivalry

A New Approach to Rivalry

• Ryoba decides to radically change her strategy, opting for a path of love rather than sabotage and violence, aiming to protect Chigusa from tragic fates like those of previous rivals.

• She plans to find a volunteer who can distract Chigusa by making her fall in love, thus removing her as an obstacle in Ryoba's pursuit of Yoichi.

Increased Scrutiny and New Threats

• As investigations into the Academy intensify, Ryoba becomes aware of a journalist monitoring her activities despite being banned from entering the school.

• The journalist employs Sonoko, an infiltrating student and former alumna with investigative skills, posing a new threat to Ryoba’s plans.

Complications Arising from Sonoko's Involvement

• Sonoko develops a friendship with Yoichi as part of her strategy, which infuriates Ryoba and complicates her efforts to eliminate competition.

• Recognizing Sonoko as a formidable rival due to her intelligence and resourcefulness, Ryoba opts for friendship as a last resort.

Trust-Building Efforts

• To gain Sonoko's trust, Ryoba confronts dangerous situations together, including navigating an abandoned asylum where they face threats from outsiders.

Confession and Consequences

• After weeks filled with chaos, Ryoba gathers courage to confess her feelings to Yoichi but is interrupted when police arrive to arrest her for Sumire’s murder.

The Fallout of Tragedy at the Academy

Legal Troubles and Public Perception

• During the trial against Ryoba for Sumire’s murder, past tragedies involving other girls at the Academy are brought up, painting a grim picture linked back to her actions.

Media Sensation and Reputation Damage

• Despite being acquitted due to lack of evidence and strong character references, media sensationalism brands Ryoba as "the girl who kills in the name of love," tarnishing her reputation significantly.

Desperation Leads to Extreme Measures

• Fearing that Yoichi might reject her after hearing rumors about her involvement in tragedies at school, she resorts to kidnapping him as a last attempt to secure their relationship.

The Dark Path Towards Love

Marriage Under Duress

• Ultimately successful in marrying Yoichi through extreme measures; their union results in having a daughter born out of this tumultuous relationship.

Ongoing Rumors and Violence