There are four individuals in the image. 

1. The first person is wearing a pink dress with a high collar and a long train.
2. The second person is dressed in a light-colored suit with a tie.
3. The third person is wearing a light-colored dress with a high collar.
4. The fourth person is wearing a light-colored dress with a high collar.

They appear to be at an event, possibly a fashion show or awards ceremony, given their formal attire.