Ouji no Honmei wa Akuyaku Reijou, Episode 1 English Subbed

"You're my fiancé, so it's only natural that we do this tonight." He kisses me deeply and devours my whole body... My first sweet kiss on my first night of reincarnation. Office worker dies from overworking and gets reincarnated as the villain in her favorite otome game. Will she be able to keep her fiancé or will she lose him to the protagonist? 王子の本命は悪役令嬢, Ouji no Honmei wa Akuyaku Reijou, Game World Reincarnation: Sex on the First Night, Tensei Shoya Kara Musabari Ecchi: Ouji no Honmei wa Akuyaku Reijou, The Prince's Favorite is the Villainess