Nagisa Mitsuki, a female student who was bound and disciplined in a warehouse (GAJK-013)

Miyuki, who lives in a small rural town, works at her uncle's inn every summer vacation—a routine that has become a tradition. Today, she finished her cleaning work and took a breather in the bathroom. However, her uncle stared at her with lewd eyes. "She's becoming more and more like her mother..." her uncle thought, recalling his past infatuation with her mother. The next day, her uncle called Miyuki out, saying he needed to clean the storeroom. In the darkness, he tied her up and allowed his desires to ravage her. A hellish summer of discipline had begun...