Gal Maid to Akuyaku Reijou: Ojousama no Happy End shika Katan!

Celina, a gal, has been reincarnated into the world of an otome game that her otaku friend had been strongly suggesting she play. Celina, who has been reincarnated as merely a mob character, decides to become a maid for the villainess Almeria, but... A fantasy yuri love comedy about a maid (former life: gal) who devotes herself to making the villainess happy! (Source: Ichijinsha, translated)