Younger guy × coworker × secret. A secret office romance with a guy at work. If it gets out at work, will it be the end?

Section Chief: Kirishima Mayu
Section chief of an advertising agency team.

Male Colleague: Mishima Kaede
Mayu's subordinate. A salesman who recently joined the company.

Kaede took Mayu home after she got drunk at a company drinking party. They had sex on Mayu's bed.
The next day, they were alone in the company meeting room. Mayu was made to cum by hand.
When Mayu saw Kaede talking amiably with a female colleague, she became jealous. She gave him a blowjob in the office.
They were alone in the office after overtime. Forbidden office sex.
In Mayu's room. Maybe it was discovered at work?
A few months later. ???