Under the Apartheid, life is unfair !!!

The scene takes place under Apartheid in Johannesburg in South Africe at a bus stop.
Two Black people try to get on a bus.

Bus Driver: (angry) Are you stupid, you aren't allowed to get on my bus. It's an only white bus !!!
Tiro: (sorry) Excuse-me, we have not see the bilboard. We are going to take another bus.
Naledi:( irritated) I'm not apologize. We are alive beings. It's not us who should be sorry. Those stupid white people should be sorry. Why can't use any bus ? Our buses are always full and their are half empty. Don' be sorry !
Tiro: Naledi be quiet You are going to entice us problems.You think Mama would be happy if we went to prison.

The scenes take places in the employer of Mama's house. The boy are looking for their mother : Mama because, their little sister are sick.. Mama is the servant of Madam. It's Mama who is opening the door. Tiro : Mama ! Mama ! Dino is very sick ! We need to your help ! Back to home please
Madam :(authoritarian) Joyce who is it ?
Mama : It's my son, excuse-me but my little daughter is very sick, can I go home to see her ?
Madam : No, you can't ! I need you this evening ! Have you got forgotten ? We have an important dinner party to night but, maybe you can go to see her tomorrow if you've finished tiding up the house.
Mama : Thank you Madam, and I'm sorry for everything.
Tiro : But, Mum ? What I must do for Dino ?

Tiro speak with their mother

Tiro: ( disappointed) Mama,why you does not get fired your job ? Dino is very very sick !!!
Mama: Yes I know, but what can I do ? I need my job ! Every day I must struggle to do everything how Madam wonts it, the cooking, the cleaning, the ironing; all day. And it's even worse when they have their parties. I never even have time to sit. But, if I get fired, you and your brother, you can't go in a high-school and if I protested, I would have no money to buy foods and clothes

Tiro leaves the scene I want find a