In this world, there is a mysterious diary, referred to as "Color". There are seven color chapters in the diary. It controls seven types of people, and each color represents a different personality: red represents love and hatred, orange represents ordinaryness and innocence, yellow represents happiness and wealth, green represents quietness and autism, cyan represents independence and violence, blue represents coldness and fear, and purple represents courage and liveliness. Everyone has a past and a future. All of this is planned. If you want to change everything, you have to rely on one person. She has seven personalities. She is the owner of the entire diary - Xiao Shuxin