[Bingdak] Couple clinic

A frustrated couple seeks a 'futonari' course at a clinic, where a seductive staff member offers a provocative treatment with a massive dickgirl, leading the wife to experience intense pleasure while the husband watches. She declares her desire to impregnate the wife, sparking a heated exchange about genetic superiority and the husband's helpless observation. The clinic promises lasting satisfaction until the next visit, sealing a cycle of desire and netorase.