Short of Love (2009)

Jack Lam (Cho-Lam Wong), a self-employed stock trader who keeps his fortune amidst the 2008 financial tsunami, but loses his gold-digging girlfriend Lily (Chrissie Chau). Now without a main squeeze, Jack meets the helpful and super-cute Angel (Angelababy), who advises him that he should learn to help others instead of just helping himself. The idea is that a revamped, selfless outlook on life will lead Jack to newfound success with love. Jack agrees to become a good guy, whereupon his life does a 180 and he's showered with opportunities for love, Jack does get plenty of chances with the ladies, but everything seems to happen arbitrarily and not necessarily because he turns over a new leaf..