As soon as I joined the company, I went on a business trip with the company's beauty queen

Going on a business trip with the beautiful female boss Arina. A guy had a girlfriend, he considered her a very important person in his life, but when his boss Arina came to the company, his personality changed. Aria is beautiful and even younger than this guy but she was the boss, she used to scold him at work. And then one lucky day he and Arina went on a business trip, there were no hotel rooms so they were forced to stay together. And then you understand what will happen!
Good movie here:

As soon as I joined the company, I went on a business trip with the company's beauty queen