Honoka, a faithful married woman in a dual-income household, leads a busy life working full-time five days a week plus an additional part-time job. However, she harbors a secret: without her husband's knowledge, she meets other men in public restrooms after work. Lured by a middle-aged man from her part-time job with promises like "I can probably get your hourly wage increased," she continues to passionately hook up with him in station restrooms. While her husband happily believes her rising pay is due to work benefits, Honoka finds her emotions increasingly stirred by these encounters, stepping onto a path from which there's no return...