Two people living together in an orphanage, two completely opposite people who regard each other as the meaning of life, have embarked on opposite paths.
After being adopted, Xue and Mo embarked on the road of revenge and redemption because of the gloom of society. But no matter how far apart they are, the two regard each other as their life support and support each other to find their own happiness.
They have two sides, black and white, at the same time. They both want to use their remaining white to cover the other's black, but they can only fall into the whirlpool of fate, unable to escape.