If It’s Not Now, Then When? mostly takes place in an apartment inhabited by three members of a family (though never at the same time): mother Pearlly Chua (from Tsai Ming-liang’s I Don’t Want to Sleep Alone), daughter Tan Bee Hung and young son Kenny Gan. Their father seems recently to have died. The mother leaves early and returns late, out on long walks in the park with a lover whom the daughter and her best friend try to spy on. The daughter pecks away at a computer at work and has a desultory affair with her married boss, which he carries on between his business and family phone calls. And the son breaks into cars and “recycles” the electronics he finds.
Set in Petaling Street in 1908, it tells of a hokkien mee seller (Mark Lee) who finds himself entangled in deadly battles with skilled fighters. Little did he know that he is in possession of a lost treasure map linked to the Qing Dynasty and must refrain himself from consummating his marriage to master the "Virgin Kung Fu" skills to overcome his opponents
Ping has come from Penang in the north to Kuala Lumpur to work with her aunt. There she meets John, a young man who keeps trying to approach her. Ping feels increasingly attracted to John, and although she has a boyfriend in Penang she is drawn more and more into his world. Ping loses herself in her love and does all she can to keep John.