「そういえば、話すの初めてだね」「は、はいっ…」「私たち、同い年だよね、仲良くしよ？」独身秘書の葵（香椎）と事務員で人妻のゆりあ（櫻井）。オフィスでちょくちょく顔を合わせはするものの、話すきっかけもなく顔見知り程度だったふたりは、ひょんなことから親しくなり…。上司との不倫関係に悩む葵と、夫の不倫に悩むゆりあ。…そんなふたりの日常が、ある日を境に泥沼と化していくのであった。
“Now that I think of it, this is the first time we’ve talked,” “Yes, yes…,” “We’re the same age, so let’s get along.” Aoi (Kashii), a single secretary, and Yuria (Sakurai), a married office worker. Though they often see each other at the office, they never have a chance to talk and are merely acquaintances, but one day they become closer… Aoi is troubled by her affair with her boss, and Yuria is troubled by her husband’s affair. One day, the daily lives of these two people become a quagmire.

– JavGG.net