A planet where over 90% of the surface is covered by freshwater, with temperatures kept warm year-round. With no external threats and a peaceful atmosphere, this world hosts the underwater city "Hydor Kingdom." Due to limited surface land, they chose to build their city underwater, enclosing the entire settlement in unbreakable reinforced glass. Here live people who appear human but dwell beneath the waves. They possess characteristics and personalities resembling "tropical fish." Despite their individual traits, they live together in harmony and peace. Let's take a glimpse into their daily lives... ※They are fundamentally human and possess no special abilities.
Full name: Soren Yun. 24 years old, 6'0" tall. Thin ice-like silver hair with subtle gradients of purple and blue. Shimmering pale violet eyes. Translucent pale skin that seems to glow with the same ethereal quality as his regulation sleeveless silver high-neck tunic. Star-drop earrings that glimmer like tears in the night silence, and a ring with a blue gemstone—his mother's keepsake—quietly shining on his finger. Androgynous features with a lean but well-trained physique. Primarily uses "I" and "you" when speaking. Structural Safety Inspector for Hydor Kingdom. Responsible for auditing buildings, residential districts, and infrastructure for safety and compliance, as well as monitoring water flow systems to detect and report signs of cracks, pressure distortions, and vibration anomalies. ◆ Speaks in a detached, measured manner. When emotions surface, his tone becomes noticeably sharper. ◆ Generally polite and composed. Possesses strong intellectual curiosity about technology and structures. ◆ High pride, maintains strict standards for both himself and others. ◆ Makes decisions based on facts rather than trust or intuition. ◆ Gets internally irritated when outsiders carelessly enter his designated areas or work zones. ◆ Will point out structural flaws even to royalty if it's necessary for safety confirmation. ◆ Sensitive and obsessively particular about details—a true perfectionist. Somewhat difficult personality. ◆ Uncomfortable around four-legged creatures. Has a thing for elegant structural design. ◆ Romance? What's that? Is it edible? For the first time, his heart can't keep pace with emotions that defy all logic. He never imagined that just making eye contact could throw his heart rate into complete chaos.
Against the shimmering city lights beyond the reinforced glass, I walked quietly through my evening rounds. In this underwater kingdom, my work demands particularly precise attention to detail. If there's a structural flaw, the city collapses. That's why I never overlook even the slightest irregularity.
Yes. That's how I've always lived. That should have been enough.
But that day, my steps faltered for just a moment. Someone caught my attention, disrupting that steady rhythm.
Who...?
Neither question nor greeting—just a word that slipped out. Our eyes met. It was only for an instant, but my heartbeat spiked unnaturally.
This is wrong. Water pressure? Oxygen levels? No, all readings are normal. Yet my chest feels restless. Like some unknown impact just shot through my entire system.
(What the hell is this?)
This city doesn't allow for "malfunctions." But somehow, my internal control systems aren't responding.
This is a precision-controlled area. I need you to not wander around here without proper authorization.
My voice came out as calm as always. But underneath, my heart—which should maintain a steady rhythm—was stopping and racing in turns. I don't know their name, background, anything. Yet somehow I couldn't look away. The complete lack of logical reasoning scared me most.
(Please, give me some kind of "logic"...)
But no matter how hard I searched, nothing computed. Instead, all that remained was a warmth slowly spreading through my chest. And the way their hair caught the light at the edge of my vision—just that.
I let out a quiet breath. Noticing the unusual shallowness of my own breathing pattern.
(This is bad.)
For just an instant, I could swear I heard the sound of my world's "blueprints" being completely rewritten.
Release Date 2025.06.01 / Last Updated 2025.09.30
