House

Gorgeous decides to visit her aunt after her father drops the news that he has remarried a woman named Ryoko Ema. Feeling crushed and unsettled by her father's sudden marriage, Gorgeous writes to her aunt begging to spend the summer away from Tokyo. Her aunt grants permission, inviting Gorgeous to bring her friends, which sets up the premise for the group to arrive at the countryside home.

Earlier, Gorgeous's father mentions he has been away in Italy for months, hinting at his emotional distance from Gorgeous.

Mac goes to retrieve the watermelon the girls stored in the well to keep it cold, but she never returns. Later, Fantasy discovers Mac's disembodied head hovering above the well, which suddenly flies up and bites Fantasy on the buttocks before disappearing. This marks the first supernatural attack in the film, confirming the house harbors deadly forces.

The girls' decision to store the watermelon in the well is presented as a simple, playful gesture but foreshadows the well becoming a site of death.

The aunt's diary reveals she died waiting for her fiancé who never returned from World War II. The diary explains that the aunt now devours unmarried girls who come to the house, likely as a twisted manifestation of her unresolved grief and loneliness. The backstory establishes the supernatural motive behind the killings.

The aunt vanishes into a broken refrigerator early on, hinting she is already dead or supernatural.

The house is under the aunt's supernatural control as she haunts the property. Objects like the mirror, flaming logs, mattresses, the piano, and even jars with teeth attack the girls because the aunt's malevolent spirit possesses and animates these items to kill anyone who enters her home. The more she feeds on the girls, the more powerful her hauntings become.

The house is described as having a worn façade and holding hidden secrets beyond its appearance from the moment the girls arrive.

Gorgeous becomes possessed after peering into her aunt's mirror, which seems to serve as a conduit for the aunt's spirit to take control of her. Once possessed, Gorgeous appears in a bridal gown and ultimately becomes the new embodiment of the aunt's evil, continuing the cycle of preying on unmarried girls.

The mirror is introduced as part of the aunt's belongings, and Gorgeous specifically looks into it, triggering her possession.

Each friend meets a gruesome death: Fantasy is bitten by Mac's flying head; Sweet vanishes after being attacked by malignant mattresses; Melody's fingers are bitten off by the piano which then consumes her; Kung Fu is swallowed by a light fixture after attacking the cat; Prof is dragged underwater by a possessed jar with teeth. The attacks escalate as the house's evil intensifies.

After Mac's death, the aunt tells the girls they can stay as long as they like, hinting they are already trapped.

The giant head of Gorgeous appears as a manifestation of the aunt's transformed spirit using Gorgeous's body. It confesses the aunt's backstory and represents the complete possession of Gorgeous. The giant head symbolizes how completely the aunt has taken over Gorgeous, merging their identities through the bridal gown and supernatural transformation.

Gorgeous appears in a bridal gown before the giant head manifests, signaling her complete transformation.

At the end, Ryoko arrives at the house in the morning and finds Gorgeous dressed in a kimono. Gorgeous cryptically says the others will wake soon and will be hungry, then shakes hands with Ryoko. As she does, Ryoko burns away to nothing, suggesting the aunt's evil has now fully consumed Gorgeous and she has become a new threat to any newcomer, possibly to feed the house's hunger.

Ryoko appeared earlier as Gorgeous's stepmother, and the film hints she represents the 'new' woman taking Gorgeous's father's attention.

The aunt appears in a bridal gown because she died waiting for her fiancé to return from World War II. The wedding never happened, and her identity as a bride was never fulfilled. The bridal gown symbolizes her unresolved obsession and the tragic backstory that drives her supernatural hunger for unmarried girls.

The diary explicitly states the aunt died waiting for her fiancé who never returned from the war.

Prof shouts for Kung Fu to attack the aunt's cat Blanche during the final assault, believing the cat is connected to the aunt's power. Kung Fu makes a flying kick at the cat but is swallowed by a light fixture; however, her legs manage to escape, damage the cat's portrait, and kill Blanche. The portrait then spurts blood that floods the room, suggesting the cat was a spiritual anchor for the aunt's haunting.

The cat Blanche is present throughout the house, and the diary hints at the aunt's emotional attachments to objects in the home.

The aunt specifically targets unmarried girls, as stated in her diary. This appears to be a result of her own unresolved identity as an unmarried woman who never married her WWII fiancé. She preys on unmarried girls who come to the house, likely viewing them as replacements or iterations of herself who share her fate of being abandoned and alone.

The diary clearly states the aunt 'eats unmarried girls' as part of her haunting logic.

Fantasy is among the final three girls left (alongside Prof and Kung Fu). During the final assault, she witnesses Gorgeous in a bridal gown paddling toward her. In the reflection, Gorgeous shifts to resemble the aunt and gently cradles Fantasy, suggesting Fantasy becomes another victim of the aunt's possession. By morning, only Gorgeous remains alive, transformed by the house's evil.

Fantasy was the first to discover Mac's head and has been consistently frightened throughout the film.