Mei is quite an old-fashioned person, she always feels embarrassed when it comes to sucking cock or letting her husband lick her body. Therefore, even though she really wanted to, Yui's husband had to give up and only had boring traditional sex every time. Because she was bored with housework, Yui decided to work as a secretary. And her life changed from here. While going out to socialize with her partner, she got drunk and fell asleep without realizing it. When she woke up, Yui discovered that she was being licked all over her body by her partner! It turns out that this is the job of a secretary, serving partners. And for the first time, Yui enjoyed the feeling of sucking a man's cock and being licked all over her body by a man. Yui gradually feels interested in this, she secretly hides it from her husband and continues to let her boss and partner freely enjoy her seductive body...