​Experience the groundbreaking hentai series that has revolutionized adult animation! With its intense scenes of violence, perversion, and unbridled lust, this immensely popular h-series explores hardcore sex and unconventional fetishes. Dive into the world of Isaku, Shisaku, and Kisaku, three sadistic brothers whose stories unfold across multiple anime titles. Witness the dark desires and sadistic games that consume them. From the original Isaku series to the electrifying Kisaku ULTIMATE, each release pushes boundaries and tantalizes the senses. Kisaku, the ultimate professional letch and master blackmailer, knows no limits when it comes to coaxing local women into fulfilling his deepest, darkest fantasies. Brace yourself for a wild ride of seduction and debauchery as Kisaku blurs the line between pleasure and pain. Succumb to the temptation and discover why this series continues to captivate audiences worldwide.​