Independent adult titles are rarely sold on mainstream platforms like Steam or the PlayStation Store due to strict content policies. Instead, they rely on a decentralized distribution network:

SUBJECT: Nene (v10 iteration) STATUS: CORRUPTED. We thought isolating the source code would calm the animation loops, but we were wrong. The botchman link is severed. Every time we try to close the program, a single line of dialogue forces its way through the audio buffers: "Nene has a desire for exposure." It sounds less like a voice and more like a corrupted command line trying to execute a function that doesn't exist anymore.