Synopsis
Story
Protagonist ‘S’ receives a special recording device from junior colleague ‘F’ in ‘that industry’ and becomes obsessed with recording women’s intimate sounds.
Meanwhile, colleague ‘F’ successfully captures and confines the heroine…
Building a dedicated ‘confinement training room’ in his home’s basement, he begins breaking in the beautiful heroine to his liking.
Game Content
• Game Flow
Sneak up from behind to record secret sounds → receive rewards based on recording success level → use earnings to purchase ‘training items’ → train the confined heroine with various tools to your preference.
• Recording in a Mysterious Forest
Travel from the everyday town to a suspicious forest. Circle around each character’s back and hide without being spotted. Record ‘those sounds’ – success isn’t guaranteed. Difficulty varies by target. Upon success, immediately sell the recordings to enthusiasts.
• Heroine Training
Earn money with each successful forest recording. Use accumulated funds to purchase numerous ‘training items (whips, vibrators, magic hands, etc.)’ and raise training levels. Finally, the heroine will…
• System Information
Created with RPG Maker VX Ace. Requires RPG Maker VX Ace RTP to play. Download and install from Enterbrain’s website if not already installed.
Editorial Review
Confinement Training RPG positions itself within the niche overlap of captivity simulation and resource-management gameplay—a subset that’s grown more mechanically ambitious over the past few years, though rarely with coherent design. This work attempts to splice voyeuristic sound recording (a relatively underexplored mechanic in the adult game space) with dungeon-trainer economics, a combination that rarely reaches execution quality.
The distinctive appeal here centers on the dual-loop structure: forest reconnaissance missions where you record non-consensual intimate audio, then funnel those earnings into a basement training apparatus. The tags of imprisonment, torture, and noblewoman target a specific fantasy of social inversion and absolute control. What’s noteworthy is the emphasis on *sound* as both currency and commodity rather than visual gratification alone—the recording device mechanic gives the gameplay layer thematic weight that pure visual VNs typically skip. The foreignness and noble status of the heroine adds class-transgression texture to the scenario.
However, the synopsis hints at structural issues. The forest recording section appears to function as grinding filler, success contingent on stealth and luck rather than meaningful player agency. This risk-reward loop can feel tedious rather than tense without careful pacing. The core confinement training segment—presumably where narrative and character development might occur—receives minimal synopsis coverage, suggesting either narrative thinness or content volume that’s front-loaded into mechanical loops.
This appeals specifically to players invested in captivity fantasy who value mechanical depth over traditional storytelling, and who find the sound-recording angle compelling enough to justify repetitive grinding sequences. The production values and mechanical novelty present a marginal case.
Worth approaching cautiously; the premise has niche appeal, but execution depth remains unclear from available information.
Get “Confinement Training RPG: Sail” on DLsite
This Week’s Top Rankings:
Interested? Get the free trial here ↓










