The Novelist's Affair 3: Lovers Battle Royale (1997)

Uratsuki is a popular erotic novelist. One day, he decides to write a masterpiece of pure literature and hides himself in a rural inn. One after another, irresistible attractive women appear before him and they have intense sex. This is a mystery-style comedy full of eroticism, a must-see explosion of lust, where a harem-like, intense and sensual relationship unfolds around a sensual novelist with a big dick and excellent technique.