Adult PC Game: Darkness Revenge v1.0.1 by Deva Games Archive

Darkness revenge is an adult visual novel with a vampire background made with Ren'Py. You can choose to experience the adventure in the role of a male or female protagonist.
It is a story of mystery and revenge. During the story you'll be required to make decisions that will change the course of events, leading to different endings. Be careful, since some sequences are very violent.​

Darkness Revenge v1.0.1 by Deva Games Gameplay Preview