More details on the used in this series?
The "RJ" code often pertains to games on the Japanese adult game site, "DLsite," where RJ numbers are used to identify specific works. eng netoraseki roku shirosaki junkoi rj0106 full
“ENG Netoraseki Roku Shirosaki – Junkoi (RJ0106)” serves as an exemplary case study in how contemporary Japanese adult cinema blends narrative, aesthetics, and market forces to produce a work that is simultaneously a commercial product and a cultural artifact. Its adherence to NTR conventions—character archetypes, emotional tension, and visual symbolism—offers viewers a structured fantasy that reflects broader social concerns about masculinity, fidelity, and the commodification of desire. More details on the used in this series
If you're looking for a research paper or an academic article, I can suggest some possible sources where you might find relevant information: Its adherence to NTR conventions—character archetypes
Junko is approached or pursued by a third party (the "antagonist").