"Xuanyuan Mingyue was so jealous that he harmed his own sister and violated the rules of heaven, so he killed her."
Xuanyuan Mingyue, the princess of the Heavenly Clan, had a grudge because her fiancé liked the Second Highness. She attempted to kill the Second Highness, but violated the rules of heaven, so she was killed. When she woke up, she was reborn in the body of a good-for-nothing third lady from the Dongfang Family in Xuanzhou Continent, a world under the rule of the Heavenly Clan, named Dongfang Mingyue.
However...
Intention: reincarnation of cause and effect, positivity