Grisaia Phantom Trigger Vol.1

Released Apr 2017

"Grisaia: Phantom Trigger" is a visual novel, specifically a kinetic novel (without branching routes). Returning character artist Akio Watanabe and writer Ryuta Fujisaki bring you the latest installment in the acclaimed Grisaia series.

92% positive · 352 reviews

Done

All announced content has been released

High confidence

Done

All announced content has been released

High confidence

Where to buy

Steam Updated 11 Oct 2026 $7.49 $14.99 −50%

Can't confirm — worth a look

We couldn't confirm these stores carry this game.

Green Man Gaming Steam key Search IndieGala Steam key Search

Prices in USD, as listed by each store.

Buying through an affiliate store helps support the site

Evaluation

Grisaia Phantom Trigger Vol.1 is the first entry in a serialized visual novel series published by Frontwing. It launched on April 27, 2017 as a standalone volume with a single DLC — a theme song EP released the following day (April 28, 2017). The game was designed as one installment in a multi-volume series, meaning each volume is a self-contained release rather than a game receiving ongoing post-launch content updates. Vol.1 itself has received no patches, expansions, or additional content since launch, and Frontwing has made no announcements of any future content for this specific volume. The developer news feed is active, but all recent posts announce entirely separate Frontwing games (KANADE, Perennial Dusk -Kinsenka-, Lilja and Natsuka: Painting Lies, GINKA, Lilac, and COCORO) — none of which relate to Vol.1 content. The Grisaia series itself received a continuation with Grisaia Chronos Rebellion in July 2023, but that is a separate product on its own store page. Vol.1 launched as a complete, finite chapter of the series and has remained unchanged since 2017.

Evidence

Game is described as a kinetic novel (no branching routes) — a self-contained, linear narrative installment in the Grisaia series.

store metadata · Apr 27, 2017 source content shipped

high

The only DLC is a theme song EP released one day after launch. All DLC has been released; no unreleased DLC exists.

dlc listing · Apr 28, 2017 source content shipped

medium

Content

1 of 1 released · no outstanding content

Released

Grisaia Phantom Trigger Theme Song EP

Apr 2017

Media

Details

Developer

Frontwing

Publisher

Frontwing USA

Achievements

Platform

Windows

Controller

partial support

Steam Deck

Playable

Players

Single-player

Visual Novel Casual Adventure Anime Violent Cute Story Rich Dark Horror Female Protagonist Sexual Content Nudity

About this game

Grisaia: Phantom Trigger is a visual novel series set in the world of the acclaimed Grisaia franchise, featuring a totally new storyline and cast of characters, and brought to you by returning character artist Akio Watanabe and writer Ryuta Fujisaki.

Story:
This new incarnation of Mihama Academy is home to a diverse group of students, who every day work to polish their unusual skills - sometimes on the job. There's a gunslinger called Rena (nickname: "The Rabid Dog"), a sniper named Tohka, a demolitions expert called Chris, a spy named Murasaki, and finally, Haruto, their handler. Together they make up an agency called SORD (Social Ops, Research & Development). The specialist training school now entrusts the misfit girls who attend it with guns and live ammunition in the name of national defense.

Paying their own safety no heed, these students are again and again plunged into dangerous extrajudicial missions - all for the good of the realm.

"We've been granted a place in the world.

That alone isn't enough - there wouldn't be any meaning in living, if that was all we had...

It's not enough just to get by on the backs of others. I live by my own strength, and I fight to survive.

Because only the survivors among us belong with the living..."

No matter how much life grinds them down, what future awaits these girls, who've themselves chosen the path of the gun?