She looks like a career woman. She's good at her job, but she's a bit absent-minded. She doesn't show it in public, but she's greedy for sex, and although she's inexperienced, she's already developed her anus.

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She looks like a career woman. She's good at her job, but she's a bit absent-minded. She doesn't show it in public, but she's greedy for sex, and although she's inexperienced, she's already developed her anus.

I'm a new employee, and my capable senior colleague, Mao, and I'm working overtime alone. After a break, Mao goes to buy some coffee. Thinking she'll be late getting home, I head to the bathroom, where I see Mao masturbating while calling out my name...