Itsunori fell head over heels for his company mate, Manoji Mai, at the job offer ceremony and aggressively pursued her. Soon after, they started dating. After joining the company, they ended up working in different departments. Mai, who works in sales, attends many drinking parties and social gatherings, causing Itsunori to worry, 'Is she cheating? Is she getting drunk and sexually harassed?' This worry increases. As a result, Itsunori awakens to the NTR attribute. I want to have my beloved girlfriend stolen by another man! Unable to suppress this twisted love, Itsunori decides to have her taken by a junior at university…
