Perpetual Motion (2005)

Perpetual Motion 2005 / 無窮動 2005 / wuqiong dong

Niuniu, a wealthy middle aged woman living in Beijing, discovers that her husband is having an affair after coming upon a romantic e-mail. She only knows that it is one of her close friends but does not know which one. Determined to discover the truth, she invites her friends over to her lavish home. There the four women share stories of their sexual past over food and mahjong. Niuniu, however, still has her plan to execute... (Source: SIWFF)