Karina Suzuki, an office worker who failed to make her debut as a member of society. She was participating in a daily game event, but by chance she (?) was involved in a meteorite fall accident. When she comes to, she finds herself in the game world she is playing. What's more, she's reincarnated as a villain's daughter Karina!!?She has no choice but to live in the game, and Karina has to avoid the bad ending where the main heroine and the prince of the demon world get together. That's why Karina chose a route that connects her and the Makai Prince!!