Hu Ge (left) and Liu Tao (right) in Nirvana in Fire. [Photo/Xinhua]

The year 2015 saw another boom in TV drama adaptations of online literature. Despite the difficulty of adapting original works, these popular novels on the Internet were screened one by one. Some enjoyed a great success while some were criticized by the audiences. Both the winners and losers tried to have artistic settings through projecting an aesthetic world and put an emphasis on charming appeal of both male and female protagonists. In others words, the lead roles in these adaptations often have a "high face value", which has become an important selling point to attract more audiences.