It represents three kinds of women in general, that is, no matter which one you like, there is always one for you.
Changing clothes is for visual beauty. A suit from beginning to end is prone to visual fatigue. Changing clothes is quite a change of color, and the color of clothes and hair matches, giving people a sense of freshness.
In short, in order to attract you from beginning to end, it is right not to close the door halfway.