DASS-645 I hated it. I thought he was disgusting, but as the old gym teacher licked me all over, I fell from young love into a sticky climax. Natsu Tojo

A pure and innocent girl, 'Natsu,' lives with her mother. To ease the financial burden on her parents for college, she starts working part-time despite it being prohibited by her school. She enjoys a fulfilling school life and sweet moments with her kind boyfriend—everything should have been going smoothly. However, one day, her part-time job is discovered by her physical education teacher who handles career guidance. 'If you don't want this to be exposed... you understand, right?' Natsu, caught in a compromising position, cannot refuse the teacher's vile demands and gradually becomes tainted... Although she initially resisted, her body begins to yield to inexplicable pleasure... Her fate as an innocent girl starts to unravel within this forbidden relationship of dominance—