The savvy and enigmatic “Foon” (Dayo Wong) is managing the last of the great clubs in Hong Kong, but with the clientele’s drinking and womanising habits becoming altogether more sophisticated and with his array of gals getting a little long in the tooth for their pervy paymasters, he knows the writing might be on the wall. That becomes more certain when “Madame V” (Sammi Cheng) does a deal with the unscrupulous “Prince Fung” (Chun Yip Low) to buy the club when it’s elderly owner dies. Now he and she have quite a past and she has no compunction in throwing him and his girls on the scrap heap.…