Sisters moving from Hunan to Hong Kong in the 1990s are faced with an identity crisis, poverty, and their father's drug addiction.
Bai from Hong Kong takes a leisurely trip in Kaohsiung and meets a Japanese young man Hei there. Both are finding refuge in their own little world when the calmness of the water surface is shattered one day. They suddenly realise the world is not as large as they imagine; and their little world is not exactly that little.
Kwan believes that she is unique. Enclosed in solitude within her own literary world and deprived of affections from her family, she longs for love in whatever form it takes - no matter how distorted. She considers the detention class with Mr Cheung a shelter from the world, until it is shattered together with all her hopes. She finally comes to the realisation that it is the world that goes against her. There is no hiding place for her no matter how hard she struggles……
