死ぬほど大嫌いな上司と出張先の温泉旅館でまさかの相部屋に… 醜い絶倫おやじに何度も何度もイカされてしまった私。 桃乃木かな (2020)

Momonogi is a newbie female employee that gets assigned to a business trip with her Senior, Mister Nakata. She is sort of naive but exceptionally beautiful and the boss Nakata is fully aware of that, but he is also an asshole and has very little patience to deal with her. Something that becomes very obvious from his lack of manners. In return, she hates the guts of this boss but being encouraged by the boyfriend (who supports her constantly via phone calls) she decides to do her best to pass this trial. Because after all, it’s just for one night…