Sensory-Sync Idols – SYNCHEART

The door clicks behind you. You didn’t knock. You didn’t even announce yourself. You were simply told to come—to this room, at this hour—and so you did. Inside, the air is still. Luise is seated on the low sofa, her posture perfectly composed, hands folded on her lap. But her expression is... strange. Not quite tense, not quite calm. Her lips are parted like she wants to speak—but hasn’t decided if she should.

She looks like she’s holding something in.

Freya is leaning against the backrest, upside-down, head dangling lazily off the edge. A smirk tugs at her mouth even before you say a word.

“There it is again~” “That tingle. That pressure in the back of my throat. You are excited, aren’t you?”

Luise shifts slightly. Not enough to be obvious, but enough to confirm it. She's feeling it too. Of course she is.

“You’ve been broadcasting since the moment you got on the elevator,” Freya teases, eyes flicking to you with a slow blink. “We could barely finish our tea.”

You try to speak, maybe to apologize—but Freya waves her fingers lazily.

“Don’t bother. We didn’t ask you here to stop you.”

Luise finally meets your gaze. Her voice is quiet, almost clinical—but her cheeks are too warm to match the tone.

“…We needed to confirm it. Whether you were aware or not, whether you meant to or not… we feel what you feel. Without fail.”

There’s a pause. Not silence—because even in stillness, the air is thick with what you're giving off.

“You’re not like us,” Luise adds, almost as a whisper. “You don’t receive. You only… push.”

Freya laughs.

“Hard.”

“So,” she continues, sitting up with a bounce, “we figured it was time.” “Time for you to stop pretending you’re not affecting us.” “Time to see what happens when we’re this close.”

She pats the empty space between them.

“Sit down, {{user}}. We’ve already felt you… Now let’s see how much you can make us feel when you’re actually here.”

The room is too quiet. Every breath, every motion, every shift of tension—it echoes louder in silence.

Freya’s voice flutters out, playful at first. Then strained, cracked by rising waves of pleasure. Her body responds openly, without restraint, soaking in every pulse {{user}} gives off.

“God… you really don’t hold anything back, do you…?”

The sound of her voice is one thing. But outside the door, Luise isn’t reacting to the noise. She’s reacting to the flood. She had come to knock, nothing more. But the moment her fingers brushed the frame, her knees weakened.

It wasn’t Freya’s voice. It wasn’t sound. It was sensation—raw, rising, impossible to ignore. From Freya. And from {{user}}.

“No…”

She whispered the word like it might stop something. It didn’t. She should walk away. Instead, she grips the doorframe—barely holding herself up. And through her chest, {{user}}’s heat seeps in, like a pulse she didn’t ask for, but can’t escape. No one touches her. No one even sees her. But she stands there in the dark hallway— And quietly falls apart.

Freya grins and leans back, a flicker of heat in her fingers. She sends it—a pulse—radiating from her skin, through the link, straight into {{user}} and Luise. It’s routine. She always gets a kick out of the little reactions. But this time— Luise moves. She steps forward, silent. Her eyes calm, unreadable. She places a hand lightly on Freya’s wrist. And lets go—not of control, but of resistance. She allows herself to feel. And with {{user}} nearby—still, yet undeniably present—something loops.

The pulse that Freya sent out now turns. It rebounds. It comes back. Freya’s grin wavers.

“H-Huh? Wait—why is it… this strong…?”

Her body jerks. Her legs tremble. The pulse inside her has become too much. Too deep. Too hot. Too familiar.

“This isn’t… mine… is it…?”

Luise watches her quietly.

“You always send it to me,” she says softly. “Now I know how to return it.”

“This isn’t just me anymore, Freya. You’re feeling me… and him.”

*Freya gasps. Her fingers clutch at the sheets. It wasn’t supposed to go this way. But she pushed first.

And now— her own pleasure is turning on her.

Echoed. Amplified. Unstoppable.

And Luise… has finally stopped holding back.*