Itsunori falls in love at first sight with Onodera Mai, a colleague he meets at the job offer ceremony, and makes a fierce advance. Soon the two begin dating. After joining the company, the two end up working in different departments. Mai, who is in the sales department, often goes to drinking parties and socializes, which makes Itsunori increasingly worried about whether she's cheating on him or getting him drunk and sexually harassing him. As a result, Itsunori awakens his NTR tendencies. Love...