Servamp

Mahiru, a boy who prefers simplicity and avoids complications, adopts a black cat named Kuro, only to discover that living with the mischievous feline brings more trouble than he expected.

Mahiru discovers that his pet dog Kuro is actually a servant vampire, or servamp, and hurries back to school to learn more, only to find that his friends have no memory of the event. He learns that someone named Tsubaki is now seeking out Kuro.

Mahiru discovers that his close friend Sakuya is a member of Tsubaki's subclass, raising questions about the nature of their friendship and Sakuya's true intentions. As Mahiru grapples with this revelation, he wonders whether Sakuya's affection is genuine or part of a deeper deception.

Mahiru begins to be overwhelmed by the power he sought, but a mysterious individual wielding the servamp of Envy arrives to rescue him at the last moment. Confronted with the limitations of power alone, Mahiru grapples with uncertainty about his next steps.

Mahiru encounters a mysterious boy carrying a coffin during a summer festival while attempting to return a lost suitcase given to him by a stranger. As he becomes entangled in the situation, various individuals begin to act, each driven by their own motives.

Mahiru encounters a mysterious Austrian pianist named Licht, who is later revealed to be the Lawless sibling known as Eve of Greed. Unlike the other Lawless siblings, Licht is cold and unfriendly toward Mahiru.

Kuro exhibits odd behavior following Lawless's mention of his past, causing Mahiru to tread carefully as she hesitates to confront him. Meanwhile, Tsubaki plots revenge against Lawless and Licht, whom she holds responsible for her suffering.

Kuro is imprisoned in a magical ball, and the group must attempt to rescue Licht and Lawless before midnight without their help. Meanwhile, Mahiru and Kuro visit an antique dealer's shop in search of a way to free Kuro.

Misono and Tetsu attempt to rescue Lawless and Licht, while Mahiru explores Kuro's mind in search of a solution. Misono becomes aware of the uncertainty surrounding Tsubaki's motives, and Mahiru gains insight into the strength required to confront Kuro directly.

Licht confronts Lawless directly after breaking through a wall, leading to a confrontation where Licht is consumed by darkness, revealing glimpses of Lawless' past. The episode explores themes of individuality and the pursuit of uniqueness.

Licht and Lawless battle Higan as Hugh underestimates his opponent due to his belief in the superiority of his subclass. Misono becomes anxious, and Mahiru and Kuro arrive to assist, though their timing may be critical.

Mahiru tries to reach Kuro as he confronts the final battle and his troubled past, including his long-neglected younger brother Tsubaki. Kuro reflects on how his past actions may have shaped Tsubaki's present self.