ヴィランハーツ - VILLAIN HEARTS is a free Android game developed by SEEC Inc. It is an adventure game where the protagonist, Magia, enters the world of villains to seek revenge against the heroes who killed their parents. The game features the criminal organization "Vertex" and its boss, who stand in Magia's way of achieving their goal.

The game is a mix of dark fantasy and novel genres, and as the story progresses, players get to interact with different characters. The game's outcome depends on the choices players make in response to the characters. There are also mini-games where players can grow unique herbs that they can gift to the characters to build intimacy.

It is important to note that the game's video content is restricted, and only the main story up to chapter 3-7 is available for live streaming. Additionally, the game is free to play, but in-app purchases are available for players who want to enhance their gaming experience.

Overall, ヴィランハーツ - VILLAIN HEARTS is a unique and engaging game that offers an immersive experience for fans of adventure, dark fantasy, and novel genres.