Foreword.

If you imagine it as black, it is black; if you imagine it as white, it is white. - The white that illuminates the whole body and mind. What color is happiness? Ninging says it's gray; Fier says it's rainbow-colored; while Lin Ming says it's black and white.

If you imagine it as black, it is black; if you imagine it as white, it is white. - Illuminating the entire body and mind with white.

What color is happiness? Ninging said, it is gray; Feier said, it is colorful; while Lin Ming said, it is black and white.