Vampire Knight, Burden of Sinners

Cross Academy has two sessions: the Day Class and the Night Class, which consists of vampires.

Yuki patrols the school grounds for Day Class girls sneaking chocolates to the Night Class boys.

Yuki leaves the school grounds and finds a mysterious mother and child.

Kaname takes Yuki from Zero; Yuki cries, unaware of Zero's secret.

A new ethics teacher arrives at Cross Academy.

Zero is tempted to sink his fangs into Yuki and he finds himself a teacher's target.

Yuki makes a decision regarding Zero, who is determined to fight his affliction until the very end.

The Night Class gets word that Takuma's grandfather will be visiting.

Day Class students are chasing after the Night Class; Yuki shows a transfer student around.

Zero tutors Yuki for an exam; Kaname confronts Maria in his room.

Maria's masked servant reveals himself as a jealous figure from Zero's past.

Yuki learns Maria's true identity; Yuki trades her blood to save Zero.

Shizuka is wounded; Yuki and Zero try to find out where Shizuka has gone; Zero has Level E seizures.