Im homesick!?

im at my aunts house. its four hours from my home. i got here tuesday night. its friday now. i dont get to go home until sunday. i miss my friend kelsea. at night, i only sleep four hours. i dont sleep good here and i want to go home. every morning when i wake up. i feel sick. help! i want to go home. i asked my aunt but she said she only gets sundays off. so i cant leave earlier. how am i going to survive?