Eri is a dedicated female teacher who genuinely cares about her students' growth. While her husband is away on a business trip, she decides to host a three-day study session at her home for her students. However, the students who gather have sinister intentions far beyond studying. They turn the academic setting into a stage for assaulting Eri's body. To destroy her pride as an educator, they systematically dominate her mind and body. Despite her fierce resistance, Eri's body cannot withstand the relentless attacks from their young, aggressive cocks. In the end, what emotions will she be left with after such brutal violation?