Waffle

Sanjou Maki is the girl living next door to Sakonji Seiichi. She appears to be well-bred, gifted with both beauty and brains. However, one night, Seiichi sees her masturbating on the veranda... Maki easily admits that she's a dirty girl and jokingly suggests to Seiichi that she should be blackmailed into being his sex-slave.

The bastard son of a rich aristocrat is hellbent on seeking revenge ever since his father abandoned him and his mother. He decides to teach his father a lesson by destroying what he treasures the most, his two daughters. He infiltrates their prestigious school with a magical time-freezing device he received from a witch — and proceeds to repeatedly rape his half-sisters, leaving them confused, helpless, and begging for mercy.