Fengzhi Chuzheng

In the Kingdom of Xia, the grand-general's daughter Situ Xiu is a strange girl who is weak, timid, and stutters, too! One day, her twin brother the young general got mad and suddenly left home… Not knowing the situation, the emperor ordered her brother to lead a military expedition to defend the border! Miss Situ must grit her teeth and pretend to be her brother. Now she is forced to face off against Can Yu, Sha Kingdom's mightiest general, the one they call the War God's reincarnation… (Source: Kuaikan, translated) Note: Chapter count includes a prologue and an extra chapter.