Onimusha Way of the Sword Story: Plot and Setting Explained

The premise is simple enough to fit in a paragraph and strange enough to be worth unpacking. Kyoto, early Edo period, falling apart. A demon population that is not rampaging through the streets so much as doing business in them. A young swordsman who walks in, loses his first real fight, and wakes up wearing the reason he cannot leave.

The setting: Kyoto under miasma

Capcom's own framing puts the game in an early-Edo Kyoto twisted by miasma. The city has fallen into despair, with the corruption described as something malicious gradually devouring everything rather than a single invasion event.

That is a deliberate return to the series' roots. Earlier Onimusha entries were primarily set in the Warring States period, and the last mainline game, Onimusha: Dawn of Dreams, took place in the Edo period. This new game returns to a Kyoto that has once again become the main stage for Genma activity.

The locations page covers the specific places shown so far, including the Kiyomizudera temple that opens the demo.

The Genma bargains

What makes this premise distinct is what the Genma are doing. They are not simply killing the population. Preview coverage describes a town where the residents have each made deals with a Genma, sacrificing parts of their bodies in exchange for having their problems solved.

The example given is worth repeating because it establishes the tone precisely. A woman is obliged to keep playing an instrument, and the person she plays for punishes her whenever she gets it wrong. A Genma offers to fix it: it will simply take her fingers. She agrees immediately.

Coverage describes this as a very stupid deal with the devil with a touch of horror, which is exactly right. The horror is not that the demons are monstrous; it is that the townspeople keep saying yes.

Musashi's inciting incident

Into this walks Miyamoto Musashi, and the story does not give him a hero's entrance. He is defeated by a Genma. After that defeat he receives the Oni Gauntlet — the Oni dragon hand — which restores him and gives him the power to absorb souls and wield Oni weapons.

The narrative logic is efficient. He is an outsider, he loses, and the loss is what binds him to the city. His stated goal in the section shown publicly is to find the Genma collecting the body parts and making the bargains, and kill it. Doing so grants access to new skills, which is how progression and plot are tied together.

The characters page covers the complication: Musashi is not the only one with an Oni dragon hand.

Is it a sequel, a reboot or a remake

This comes up constantly and the honest answer is that the framing is contested because Capcom has not used any of those words.

Pre-release coverage consistently describes the game as a fresh start for the story that nonetheless respects the series' traditional gameplay. There is no direct plot connection to previous Onimusha games, and players should not expect one.

What has been confirmed is the design approach to enemies. Director Satoru Nihei has said every enemy is a completely new design, but that the team extracts elements from past games and recombines them rather than bringing old enemies back unchanged. That is homage without continuity, and it is probably the best model for how the whole game relates to the series.

Structure: linear with room to explore

The plot is delivered through a linear, stage-based structure rather than an open world. Director Nihei told Automaton that the game is not open world and not a Soulslike, and later described the progression to Famitsu as level and stage based.

That does not mean a single corridor. Preview coverage describes larger environmental areas where you can take on side tasks and activities, explore a meaningful part of Kyoto, talk to NPCs to learn the stories behind what has happened to them, and even encounter hidden bosses.

For players, the practical takeaway is that the story beats are fixed while the space between them has optional content. Missing side content costs you encounters and context, not a region of the map.

Themes worth watching

Three threads are set up in the material released so far, and all three are likely to matter.

The first is the cost of bargains. Nearly every resident in the town has traded something of themselves for relief, and the game treats that as the central horror rather than the monsters themselves.

The second is the Gauntlet as a shared condition. With Musashi, Takuan and Ono-o all described as having an Oni dragon hand, the hand reads as a bond or a curse that crosses character types rather than a hero's weapon.

The third is Musashi's own arc. Placing him in his wandering years means he has not yet become the legendary figure, and the game has room to decide what turns him into one.

What is still unconfirmed

Sources and confidence

The Kyoto setting, the miasma premise and Musashi's role are confirmed by Capcom's own announcements. The Genma bargains, the instrument story and the objective structure come from hands-on previews and the playable demo. The sequel-versus-reboot framing is community interpretation of pre-release coverage.

• Capcom press release
• Capcom official website
• Steam store page (App 2638890)
• Capcom release date update