​Experience the groundbreaking h-series that revolutionized adult animation! This highly acclaimed franchise, comprised of three distinct titles – Isaku, Shisaku, and Kisaku – delves into the twisted world of the sadistic brothers they’re named after. Packed with intense scenes of violence, perversion, and unabashed lust, each episode explores a variety of hardcore sexual fetishes that will leave you breathless.

Discover the dark legacy of Kisaku as his spirit continues to roam even after his demise. In a chance encounter, Yuri stumbles upon Kusaki, a diligent and kind-hearted individual who bears an uncanny resemblance to Kisaku. Little did she know, their meeting would awaken the vengeful spirit of Kisaku, ultimately causing him to possess Kusaki’s body.

Prepare yourself for a tantalizing exploration of desire, as the lines between pleasure and pain blur in this mesmerizing tale. Don’t miss Kisaku ULTIMATE, the latest installment in this unforgettable hentai saga.​