There were many male protagonists in romance novels who were very evil and black-bellied, and they doted on the female protagonist. Here are a few romance novels that might meet your requirements: 1 "Why Do I Silence?"-Gu Man This novel was about a love story between a black-bellied boy and an ordinary girl. The male protagonist doted on the female protagonist, but the overall novel was not cruel. "Three Lives Three Lives Ten Miles Peach Blossom"-The Wind Blows The male protagonist of this novel was also a two-faced and powerful man who doted on the female protagonist very much, but there were some sad plots in the novel that were not very cruel overall. 3 "Hua Qian Gu"-TV series and novel-Zhao Liying The male protagonist of this novel, Hua Qiangu, was also a powerful and evil character, but he doted on the female protagonist very much. Although there were some heartbreaking plots in the novel, the male protagonist finally succeeded in protecting the female protagonist. 4 " Chu Qiao's Biography "-TV series and novel-Zhao Liying The male lead of this novel, Chu Qiao, was also a very powerful and two-faced character, but he doted on the female lead very much. There were some twists and turns in the novel, but it was not very cruel overall.