The Mistress Released the Venomous Snake Wantonly for Love, Triggering a Crisis Throughout the City

Horror Novels, the Scarier the Better! It's Best If You Watch It in the Middle of the Night and Don't Dare to Sleep.

There is a male protagonist, but no female protagonist. The male protagonist is very handsome, but very cruel. He looks fearless, but he must be strong enough and cruel enough! Incredibly cruel!