A dedicated, slightly obsessive take.
Okay, the 'best' guide for a Judy romance in cyberpunk novels isn't something you find in a single book; it's the implied narrative you piece together from the genre's DNA. You get the blueprints from the cynical, tech-warped intimacy in works like William Gibson's 'Neuromancer'—the way Case and Molly navigate trust in a disposable world is foundational. But the real, raw emotional wiring comes from later, more character-focused entries.
For the specific dynamic—a brilliant, vulnerable techie entangled with an outsider—I'd argue the closest you get isn't even strictly labeled romance. It's in the desperate, patchwork connections of novels like 'Altered Carbon' (the book, not the show). The Kovacs-verse examines downloaded consciousness and what 'self' even means for love, which is core to Judy's arc. The guide is in understanding that in cyberpunk, romance isn't about grand gestures; it's about which back-alley data-broker you'd risk your chrome for, and which code-strings feel like a confession.
That said, you won't find a walkthrough. The genre teaches you to look for the romance in the glitch, not the grand plan.