The most difficult, because as the plot is essentially predetermined, the writer needs skill to keep the momentum going, conjuring up original, complex characters and vivid scene-setting.

• 说它最困难，是因为故事的情节实际上已经预先设定好了，作家需要使用技巧来让故事向前推进，还要构思出原创的拥有复杂个性的角色与逼真的场景。