Story
Marianne Soleil, daughter the Souleia Kingdom's Prime Minister Duke Soleil, receives the shock of a lifetime when an accidental blow to the head helps her recall her past life... as a dating sim-obsessed office worker! Marianne now finds herself living in the world of her favorite game, and as the villainous fiancée of the game's heroine's true love, Crown Prince William, no less! Her engagement might be destined for ruin, and her future fated for banishment from the kingdom, but Marianne refuses to sit idly by...
Synopsis via AniList (English).
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