Kaho, who is always busy with her work every day is tired both physically and mentally. The only thing that releaves her stress is the bar that she visits without any hesitation and drinks with a handsome guy named Akira that she met at the bar. He not only drinks, but also smokes, gets into fights and has fun with women, etc. They didn't have any romantic feelings for each other and was able to build a good relationship as just friends... Until that night-