What`s going on?

In this picture I can see four people, Colin, Barbara, Alice and Desmond.
Barbara is sitting on the right corner. She's drinking a cup of coffe.
She's wearing blue trainers, a green jumper and a baseball cup.
She's talking to her friend on the phone.
Colin is sitting in the background and alking on the phone.
He's drinking some cola. He's wearing jeans a white t-shirt and a blue jacket.
Alice is sitting in the background an reading a poster.
She's talking to her friend on the phone and eating a sandwich.
In the left corner there is Desmond. He's talking to her parents on the phone.
He's drinking some orange juice and listenning to music.
They ara all at Café Caty.