Karina Suzuki, an office worker who failed to make her debut as a meeting person. 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 must avoid the bad ending where the main heroine and the prince of the demon world get together. For that reason, Karina chose a route that connects her with the demon Prince!!
イマイチ冴えないアラサーOL・鈴木花里奈。
日課のゲームイベントに参加していたのだがひょんなことから（？）隕石落下事故に巻き込まれてしまう。
気がつくとそこは、プレイ中のゲーム世界。しかも悪役令嬢カリナに転生!!?
ゲーム内で生きていくしかなくなったカリナは正ヒロインと魔界の王子がくっつくバッドエンドをなんとしても回避しなければならなくなる。
そのためにカリナが選んだのは自分と魔界王子が結ばれるルート!!?