Shirley Yeung

When Wong (Louis Koo) hears his girlfriend tell him that she wants to break up, he cannot believe his ears. Desperate to find a way to get her back, he turns to the internet where he connects with 19 year old self proclaimed relationship expert Crystal (Charlene Choi). After hearing his story, she instructs him to track down all of his ex-girlfriends and ask them what went wrong in their relationship... (Allmovie.com)