After My Strategy Failed, the Phoenix Tribe Became the Inferior Crow Tribe.

Traveling through the first thousand years of becoming the heir of the Phoenix Clan, I was cheated. The person who exposed my true identity was the real Princess Feng Li of the Feng Clan. She said that I am a monster from outside the world, and my purpose is to absorb the fate of the Phoenix clan and plunge everyone into a situation that is beyond redemption. From then on, I was abandoned. My father, the emperor and my mother, who took good care of me, ordered me to be imprisoned in a water prison so that I could atone for the suffering Feng Li had endured for thousands of years. The younger brother who raised me single-handedly broke off my heart-protecting phoenix feather and gave it to Feng Li as a birthday gift. The favorability level was cleared overnight. The system said that if the strategy failed, I would die in three days. I just feel relieved. But when I really left, everyone regretted it...