Succubus-type themes share one trait: the woman holds the initiative. Succubi, fox spirits and similar creatures come with predation built into the premise, so the player character is usually the one being sought out, cornered and steadily drained. Where most themes have the player driving progress, here the pacing belongs to her.
The appeal is being handled — that half-forced, sweetly ambiguous position where refusing isn’t really on the table. Execution varies widely: some are light, comedic harem routes, others build drain into an actual system with stats that really do tick down, and a handful are live-action productions rather than illustrated games. Our articles under this theme describe how each heroine takes control, whether resource pressure or multiple endings are involved, and add hands-on impressions, ending conditions and release information.