It probably means: 1, Sister Ningning! 2, yo 3, look at the knife in my hand! 4. ignore it. . . Obviously, if you want to attack her, you can't choose the fourth. The remaining three 1 represent the default yellow character in Ningning, the second represents the pink character and the first Theory of Three Represents green character. . . After becoming a lover, Ningning's personality will be determined according to the options that have been selected the most times before. . . Moreover, it is difficult to change my personality later, so I need to decide early ~ (I will join the Ningning Party. . . ==)