This groundbreaking h-series has revolutionized adult animation with its intense scenes of violence, perversion, and lust, featuring hardcore sex and unique sexual fetishes! The series is divided into three distinct anime titles, each named after one of the sadistic brothers they focus on: Isaku, Shisaku, and Kisaku. Here's how they're organized (note that games and recap episodes won't be included): (You are here) Isaku (遺作) / 3 Episodes + Special Recap Episode / November 28, 1997, to May 29, 1998 - Shusaku (臭作) / 3 Episodes / April 2, 1999, to November 5, 1999 - Shusaku Replay (臭作 ～Replay～) / 4 Episodes / July 28, 2000, to January 26, 2001 - Isaku Respect (遺作 ～Respect～) / 3 Episodes / February 23, 2001, to September 21, 2001 - Kisaku (鬼作) / 6 Episodes / January 25, 2002, to April 11, 2003 - Shusaku Liberty (臭作 ～Ｌｉｂｅｒｔｙ～) / 2 Episodes / January 24, 2003, to April 25, 2003 - Kisaku ULTIMATE / 1 Episode (Special Recap) / May 14, 2004 - Kisaku Spirit (鬼作 魂) / 3 Episodes / May 28, 2004, to July 22, 2005 - Shusaku Se-X File (臭作 SE-XFILE) / 1 Episode (Special Recap) / September 17, 2004 - Kisaku Core Mix (鬼作 THE ANIMATION コアMIX) / 2 Episodes / March 28, 2014, to April 25, 2014 - Shusaku Core Mix (臭作 THE ANIMATION コアMIX) / 2 Episodes / September 29, 2014, to September 26, 2014 - Isaku Core Mix (遺作 THE ANIMATION コアMIX) / 2 Episodes / November 28, 2014, to January 30, 2015 As the school year wraps up and summer vacation beckons, Kenta is resigned to another dull break. But everything changes when he receives a mysterious note. Following its instructions after school, he enters the old, abandoned school building. To his surprise, he finds Jinpachi, Miyuki, Rika, Kotomi, Akemi, Ms. Kumi, Munemitsu, and Mio there, all drawn by the same enigmatic message. Initially, everyone thinks it's a prank and starts debating who could be behind it. But their laughter turns to horror as the entrance is suddenly boarded up, trapping them inside. The nightmare unfolds as the girls start disappearing one by one. Rika is the first to vanish, and soon after, a chilling video surfaces showing her being brutally violated by an unknown assailant. What follows is a twisted tale filled with shocking and graphic scenes of hardcore sex!