VEC-435 It was supposed to be a one-time affair... Rei Aoki had a betrayal with her husband's subordinate who she shouldn't have been in love with.

The subordinate her husband brought with her was Takahashi, the person with whom Rei enjoyed a one-night stand. - (I couldn't believe she was actually my husband's subordinate...) She must avoid letting her husband find out about their secret relationship. - Rei treats Takahashi as if they were meeting for the first time, but... - Takahashi, who cannot forget his affair with Rei, is relentlessly pressed. - Rei, who has been made aware of her weakness, makes a difficult decision and entrusts herself to Takahashi...