Slutty Princess Diaries

Based on the erotic game by Nel. Distol vows to become the world's greatest swordsman following the mysterious death of his mother. Eight years later, further tragedy strikes when his sister, Princess Qoona, is selected as the Holy Maiden. This role requires her to sacrifice her life to empower the seal imprisoning the demon king. Distol, unwilling to lose another loved one, despairs at his inability to protect her. A witch then appears unexpectedly, presenting Distol with a proposition. In exchange for granting him immense power, he must invade the nation of Bastarauge, seize its national treasure, and abduct Princess Elena with the goal of corrupting her. As Distol accepts these terms, a new dark age approaches.