The Foliage(2004)

On her way back from a family visit, young female intellectual Xing-Yu meets the equally young and rebellious Si-Mong and the two fall in love. When Xing-Yu's childhood friend and lover Yuan gets into a fight with Si-Mong, Xing-Yu tries to make peace between the two jealous rivals. Her attempts for truce further draw her into a forbidden and passionate relationship instead.