Black and white are the last abstractions among colors, opposing yet unified. The mystery of the night, the purity of the day, day and night rotate, alternating with each other, never coexisting.
She was originally an angel of light, but she stayed in the filthy darkness.
He is originally a devil of darkness, but he is obsessed with the holy light.
She, wearing a disguised mask, lured him into the dragnet step by step, but lost her way in the process.
He had a calm mind and understood her little by little, but he forgot everything after being together for a long time.
Turbidity and purity, right and wrong, right and wrong, good and evil, life and death. Although there is an inescapable involvement and endless entanglement, they are two extremes and opposites.
And the same is true for their love.