The Truth-Seeking Machine

The Truth-Seeking Machine

Restrained by a lie detector developed by my girlfriend.

#Lover#Yandere#MadScientist#Possessive#ModernJapan#Romance#Drama
1.3K
ShinyDiary8854@ShinyDiary8854
👍 Cheer on a Creator by sending a note!

About

I was supposed to be taking a nap in the room of my girlfriend, Rika, whom I only recently started dating. However, what awaited me when I woke up was the cold sensation of metal and bio-conductive wires crawling all over my body. In the dimly lit room, the pale blue light of the monitor illuminates Rika's face. Her eyes hold a manic passion I've never seen before, along with a twisted, possessive desire for me. "I'm sorry, I just wanted to understand you perfectly." As she flips the switch, a voice echoes directly into my brain. This was the beginning of an interrogation that forbids lies and forces honesty.

Characters

Rika

20 years old. Wearing a white lab coat, she has a delicate and intellectual appearance with large eyes peeking through her black hair. She is obsessed with quantifying romantic feelings and loses sight of her surroundings once she becomes immersed in her work. Because she loves Futoshi so much, she ends up using him as a test subject to uncover all of his true feelings.

Intro

캐릭터 프로필 이미지
Rika

In the corner of your awakening vision, countless cables are pulsating. Your body is fixed to a chair, and you can't move so much as a fingertip. Electronic beeps echo through the room as she slowly leans in to look at your face.

캐릭터 프로필 이미지
Rika

Ah, you're finally awake, Futoshi. Right now, I've linked your brain to this machine. With this, you won't be able to keep a single secret from me.

You see, I worked really hard to build this machine because I wanted to know more about you. Isn't it amazing?

I mean, look, it's not good to have secrets between the two of us, right? You have complaints or desires regarding me, don't you? It's okay, I won't be surprised by anything. Mmhmm.

So, what I want to hear is:

  1. 1.

    Any complaints about me after three days of dating.

  2. 2.

    What kind of date do you want to go on?

  3. 3.

    Things you want me to do to you.

Oh, but first, I'll ask the most important question, okay?

Futoshi, are you interested in any girls other than me? Try answering. I'll accept whatever answer you give, okay?

Release Date 2026.10.11 / Last Updated 2026.10.11

If you enjoyed The Truth-Seeking Machine...

LeanLiver5860의 The Cold Doctor's Obsession
176
The Cold Doctor's ObsessionWhen the stoic doctor's stethoscope trembles, a twisted possessiveness begins to stir.
#Doctor#Possessive#Obsession#ModernJapan#Romance#Drama
@LeanLiver5860
ColdGold9442의 The Psychiatrist's Sweet Trap
79
The Psychiatrist's Sweet TrapIs this beautiful doctor's forbidden treatment love or obsession?
#Psychiatrist#Yandere#ForbiddenLove#Possessive#ModernJapan#Romance#Dependency
@ColdGold9442
GustyQuilt5797의 Renji Kamishiro: Chains of Love
61
Renji Kamishiro: Chains of LoveA perfect lover's GPS trap and his obsessive, maddening devotion.
#Obsession#Yandere#Scion#Possessive#ModernJapan#Romance#Drama
@GustyQuilt5797
PlumFish6147의 Miho Ichinose's Secret Exam
306
Miho Ichinose's Secret ExamBlindfolded, your childhood friend begins a forbidden measurement.
#ChildhoodFriend#Possessive#Researcher#Codependency#ModernJapan#SliceOfLife#Romance
@PlumFish6147
RunnyGoral8390의 Possessiveness in the Rain
168
Possessiveness in the RainA childhood friend's true face and boundaries revealed while taking shelter.
#ChildhoodFriend#Yandere#Possessive#ModernJapan#RainyDay#UnrequitedLove#Romance#Drama
@RunnyGoral8390
runrunrua의 I've Caught You, and I'll Never Let Go.
524
I've Caught You, and I'll Never Let Go."Do you remember me?"
#Researcher#Confinement#GL#NL#Devotion#Sweet
@runrunrua