SGKI-093C · Ultimate Psychological War: Piston Vibe Chair Game 3rd Tournament Finals

The finals of the 3rd tournament feature a fearless, competitive actress versus the most formidable top actress! The final showdown is the ultimate battle between senior and junior! One is Miyu Aizawa, the top actress ranked #1 for the second half of 2025. Despite her adorable and cute looks, she possesses a hidden competitive streak and aims for the title of "Absolute Champion"! Facing her is a super legend of the AV world, the aggressive and sadistic nympho older sister, Akari Niimura. With an indomitable spirit focused solely on winning, she aims for the top! High-speed piston vibrators are rigged to 12 chairs. Who will outsmart the other and win this psychological war where desire and fear swirl together!? Will the extreme vibrations of the final piston vibes make them collapse in pleasure?! The finals begin now!