https://www.dlsite.com/maniax/work/=/product_id/RJ01064727.html

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[Synopsis]

''No no, this is not good, having outdoor sex with your boyfriend in a place like this.''
''I'm going to make sure you undergo proper training so that you never do something so careless again.''
The manager makes her compare the pleasure by "playing the same" as her boyfriend.
She does not want to believe it but he's several levels better than her boyfriend.
Little by little, her body is being colored by the manager. What will she choose after the training...?

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