One-night mistake: Overtime affairs that devour each other in the middle of the night

"Please prepare the materials today and email me by tomorrow morning. 'I worked for a company that was a bit of a black company for a few years, and my boss asked me to work overtime today, so I would normally be depressed, but tonight was different. She was left alone with Satomi (Isshiki Momoko), a married woman employee who is beautiful, has a good job and is a Madonna in the company. As I'm sure I'll stay up all night, I hug Satomi as I try to go home on the last train, in order to capture a chance that I'll never see again...