00 / Adult Cyberpunk Thriller

Stories from the depths of the soul.

Obsidian explores memory, identity, and a past that refuses to stay hidden.

Obsidian – Shadow of Los Muertos, book cover by Mina Yamamura

Current project · In development

01 / Current Book

Obsidian

Shadow of
Los Muertos

He is a weapon without a past.
She is the only one who can read him.

Rhyzar has lost his past. What remains are the scars on his body and the certainty that he is being hunted.

In Los Muertos, he begins searching for answers.

When Thia crosses his path, she becomes the key to his memories and to exposing a project that turns people into controllable weapons.

As Aleron Industries covers its tracks, they are drawn into a hunt through the depths of the desert metropolis.

Adult 18+Cyberpunk ThrillerBiopunkIn Development
02 / The Pulse of the Story

What remains of you
when you are only a number?

01

Biopunk

Bodies become property, memories become tools, and human beings become experiments.

02

Cyberpunk Dystopia

Los Muertos, 2156: corporate power, surveillance, and a city where every truth has a price.

03

Psychological Darkness

Lost identity, manipulation, and the question of what remains human when everything else has been overwritten.

“

No heroes without fractures.
No truth without a price.

03 / Original Soundtrack

Enter the sound of Los Muertos.

Sixteen tracks. Sixteen glimpses into Los Muertos.A world of shadows, truths and everything in between.Listen to 30-second previews of the upcoming album.

“Some places haunt you before you even arrive.”
Obsidian – Shadow of Los Muertos Original Soundtrack

A NAME IN THE STATIC

00:0000:30

MY – Mina Yamamura
04 / The Author

Mina Yamamura

An indie author of dystopian futures, psychological darkness, and urban magic.

Mina Yamamura writes adult cyberpunk thrillers with biopunk and dark psychological themes. Her stories center on damaged characters, conflicting loyalties, fractured identity, and resistance against systems determined to control human lives.

Obsidian – Shadow of Los Muertos is the beginning. Future projects will expand into urban fantasy and other dark worlds.

Mina Yamamura
05 / Content Notes

Dark themes.
Told with intent.

Obsidian is intended for an adult audience. Please read these notes before the book and decide whether the included themes are right for you.

01

Violence and Injuries

  • Detailed descriptions of physical injuries and pain.
  • Scenes featuring bloody wounds, scars, and signs of torture.
02

Trauma and Amnesia

  • Severe emotional and psychological trauma.
  • Amnesia and fragmented memories connected to violence and experimentation.
03

Experimental Cruelty

  • References to and descriptions of cruel human experimentation.
  • Psychological and physical torture.
04

Death and Loss

  • Deaths, some of them violent.
  • Loss and its psychological consequences.
05

Persecution and Paranoia

  • An intense sense of threat and pursuit by hostile actors.
  • Depictions of fear and escape.
06

Loneliness and Inner Conflict

  • Isolation and self-doubt.
  • Internal struggles with self-worth and identity.
07

Psychological Distress and Distrust

  • Detailed insight into characters under extreme mental strain.
  • Distrust and difficulty trusting others.
08

Sexual Content

  • Sexual acts and intimacy.
  • Consensual but intense sexual encounters.
09

Extreme Sexual Violence

  • Descriptions of or references to sexual violence.
  • Scenes that may be psychologically and emotionally distressing.

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