籤 FORTUNE 糸 TEST
赤い糸 — Red thread oracle

"Offer a coin to the shrine.
Your fate is already written."

縁

Click to offer

Follow your thread

In a future where emotions can be perceived, interpreted, and altered —
whose thread will you follow?

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In a future where emotions can be perceived, interpreted, and altered — whose thread will you follow?

Make the full game possible

The campaign is now closed for direct backing — but you can still support via Late Pledge.

Play the Demo

Meet all five love interests, experience Redhaven, and follow the first threads of the story.

~1h Play time
5 Love interests
Free On Steam

Strings of Fate

REDLINE is a sci-fi otome game set in a near-future coastal city in southern Japan where gifted individuals can perceive, interpret, and influence human emotions — abilities now at the center of scientific research and corporate ambition.

You play as a university student with the rare ability to perceive emotional connections as red threads. As you become entangled in a secretive research program and drawn toward five distinct love interests, your choices will shape not only your relationships, but the fate of society itself.

Visual Novel Otome Sci-Fi Romance Choices Matter PC / Steam
糸 TAKE THE TEST → Whose thread calls?
籤 FORTUNE ← Let fate decide
糸 TAKE THE TEST → Whose thread calls?

Who will you choose?

Meet all five in the demo. Depending on the reached funding goal, each comes with their own fully voiced route, distinct themes and 9 possible endings across the full game.

Souta Aihara
Souta Aihara Childhood Friend
Rei Minazuki
Rei Minazuki Fellow Student
Leiv Kazama
Leiv Kazama CEO · Professor
Takuma Shinonome
Takuma Shinonome Physician · Researcher
Aziel Viré
Aziel Viré SYNEVIS Director
籤 FORTUNE ← Let fate decide

Follow the Thread

Be the first to know about updates, the demo, and Kickstarter launch.