My Merman Brother

Lin Wei Xu, the female State Preceptor of the Qin Empire gained her authoritarian power after conquering Nanzhao Empire. One day, she ran into Fu Xu, a merman captive who was tortured by the Supreme Court. Out of sympathy, she rescued the merman, and he became clingy to her. Thus unfolded a therapeutic and sweet journey.
(Source: Tencent Video-Mini Drama YouTube)
~~ Adapted from the web novel "Jiao Ren Di Di You Yao Wo Le" (鲛人弟弟又咬我了) by Mu Tou Xi (木头兮).