元聖女ヒロインの私、続編ではモブなのに全ステータス(好感度を含む)がカンストしているんですが

"From Zero Love Experience to a Yandere Prince: The Tale of a Former Saintess!" ─── I had never experienced love, not even once in my life. Nina, who has zero experience in romance, takes up the suggestion of a friend to play an otome game. However, her first playthrough ends with a grand friendship ending. Determined to aim for romance, she begins a second playthrough—only to find herself transported into the game world as the heroine and saintess!Together with her companions, she goes on an adventure to save the world, leading to yet another friendship-filled finale. But on the night she thought her mission was complete, someone murders her, sending her back to her original world. Two years later...Nina finds herself transported once more, this time into the sequel to the same game. The new saintess has already taken her place, but Nina now boasts maxed-out stats and full affection gauges from all the romanceable characters.However, for some reason, the heart gauge of Prince Alvin, one of the key characters, is completely black... A gripping, heart-throbbing romance of obsession and frustration unfolds between a yandere prince with twisted affection and a former saintess with zero romantic instincts!