劇場版エンドレスアフェア 終わりなき情事

Kosuke Tachibana, who works for a top trading company, is appointed as the leader of a big project that will put the fortunes of the company at stake. One day, feeling anxious about the appearance of a rival who joined the company at the same time, Kosuke finds his ex-girlfriend from college, Mari, on the SNS he just registered. He learns that she is connected to a person who holds the key to the project, and decides to contact her. Taking this opportunity, Kosuke reunites with Mari for the first time in over 20 years. Even though he feels guilty about his sexless wife, Naoko, he ends up spending the night with Mari.