Akuyaku Reijou wa Oshi e no Ai ga Tomaranai!: Suki Houdai shite itara Ouji-sama ni Misomeraremashita

One day, Maria is reincarnated as a character in her favorite dating-sim game. As fate would have it, her favorite character and heroine, Lily, appears right before her as well?! Without so much as casting a glance toward her supposed object of desire, the Prince, Maria is overwhelmed by being so near her favorite character, Lilly. But, it turns out Maria's actually reincarnated into the character that bullies Lily in the game...?! Just when Maria thought things would end up with her being hated by her favorite character, she comes to a realization. "Perhaps I can play the role of the villain but still protect Lily from being bullied...?" Resolving to protect Lily's smile at all costs, Maria goes forth with her plan to! But, turns out Prince Al, who is attempting to be with Lily, is onto Maria's tactics?! Let the story of this three-way fantasy entanglement start now! (Source: MangaPlaza)