Wo Buyao Gong Dou A

The female leads who reincarnate into another world are usually both smart and brave, and possess special skills as the main characters. They avenge the original heroine who died a tragic death, then win over handsome men and conquer the world. But what would happen if a useless loser reincarnated as the female lead of a harem story?

(Source: Bilibili, translated)