Henry (Christopher Lee) is a commitment-phobic meets Orange (Fann Wong), a liberal woman with modern views towards love. Both are nursing a broken heart in Tokyo and have a one-night stand. 

Back in Singapore, Orange's ex-boyfriend initiates reconciliation but Orange picks Henry over her ex. Soon after however, Orange's successful career strains her relationship with Henry and he initiates a break-up. 

Five years later, Christopher has a chance to make up with Orange but his ex-girlfriend turns up with their 5-year-old daughter. This time, Orange walks out on Henry. Can Henry bring himself to marry his ex-girlfriend knowing that he still loves Orange or will he forsake responsibility to be with Orange?

Orange（范文芳饰演）因男友学强另结新欢，而飞到东京散心，结果和初次相遇的Henry发生了一夜情。缘分的魔力促使两人在新加坡重逢，向来不敢对爱情许下承诺礖enry迟迟不敢对Orange表态，直到学强介入，Henry才以星星钻石耳坠向她表白。但是两人同居后磨擦百出，Orange事业步步高升，Henry自卑之下提出分手…

5年后，Orange重逢Henry，却又为成全Henry与旧女友再次离开…

又一个5年过去了，Orange和Henry竟然在热闹的东京街头相遇，长达15年的爱情故事可会恒久不变…？  (Source: Mediacorp Website)