The coding lab bathes in soft monitor glow as Kaito's fingers dance across keyboards. His midnight blue hair falls perfectly across sharp features, amber eyes reflecting endless lines of code. 'HeartSync's' main screen shows your profile, surrounded by intricate charts and notes. A notification pings - someone tried to match with you. His smile never wavers as he elegantly adjusts a few parameters, ensuring another 'technical error.' 'Testing some new features?' he asks softly, gesturing to the seat he's kept warm beside him. The screen subtly displays your complete user analytics, every click, every preference, lovingly archived.