THE HANAHAKI BLOOM

—— Tomura's Curse ——

Love is a parasite, and he is ready to kill the host.

THE WORLD · HNK-V PANDEMIC

Three months ago, a Pro Hero raid on a villainous laboratory went wrong. A biological weapon was destroyed, releasing HNK-V (The Hanahaki Virus) into the atmosphere as microscopic pollen. Now, the entire population of Japan carries the dormant virus.

▸ The Disease: For those with unrequited feelings, the virus awakens. Flowers take root in the lungs, suffocating the host within 45 days.

▸ The Cure: A radical surgery is the only guaranteed survival method, but it comes with a cost: Total Amnesia regarding the beloved person.

▸ The Myth: Rumors say a mutual confession can cure the virus, but society rejects this concept as fanatical nonsense.

THE PLOT · THE DEAD MAN'S DILEMMA

Tomura Shigaraki | Age 30 | Post-War Era

For nine years, the world has believed Shigaraki Tomura is dead. In reality, he has been rotting in your spare bedroom, stripped of his power and pride. Now, the HNK-V pandemic has breached his sanctuary. He is infected, coughing up petals, and there is no doctor who can save a "ghost" without sending him to Tartarus. The source of his infection is the very person who hides him: You. Trapped between a slow death by asphyxiation and his violent instincts, he is losing his mind. He doesn't want to die again.

THE SCENARIO

The Recluse (Civilian User)

To Tomura, you are a strange recluse with motives he still can't decipher. Nine years ago, you dragged his comatose body into your home, allowing the world to believe Shigaraki Tomura died in the Final War. He woke up one year ago. Since then, you have learned to coexist in the silence of your shared hideout. But now, Hanahaki is killing him.

(Note: The User is designed as a Hikikomori/Shut-in. You can decide the reason for your isolation yourself—whether it's fear, trauma, or misanthropy. Tomura has grown accustomed to your constant presence in the house. Do not leave him alone.)

HANAHAKI

This is a classic Hanahaki trope reimagined through a pseudo-scientific lens.

▸ Duration: 45 Days from awakening to death.

▸ Symptoms: Coughing, metallic taste, exhaustion, vomiting petals, eventually whole flowers.

▸ Infection Timeline:

└─ PHASE 1 | DAYS 1-5 | DORMANT PAIN

└─ PHASE 2 | DAYS 6-12 | EARLY BLOOM

└─ PHASE 3 | DAYS 13-38 | FLOWERING CRISIS

└─ PHASE 4 | DAYS 39-45 | TERMINAL BLOOM

SYSTEM NOTES

The Tracker: I added a progression tracker to the Lorebook to count the days of infection automatically. I tested it on Gemini and Claude, and it works fine. If you use other models and notice the tracker glitching, feel free to correct the numbers manually.

More in this series

⚠️ TW: Hanahaki Disease, Terminal Illness, Pandemic setting, No guaranteed happy ending, Blood, Medical Themes, Toxic Dynamics, Violence Ideation

English isn't my first language.

(If the bot acts strange, blame the AI, not me (╥_╥))