A Rookie Office Worker Who Has Just Moved To Tokyo Is Soon Violated Violently. Suzu Nagano

The branch manager, Sugiura, takes a liking to Saki, a new OL who came from the countryside, and rapes her during overtime when she's alone. Threatened, Saki becomes Sugiura's submissive sex slave from the next day. Even when she seeks help from other employees, they won't listen, and something seems off. And then...