It sounds like an ear infection, which isn't as bad as it sounds.
The infection will disappear on its own after a bit of time.
To relieve the pain, try pressuring a moist warm cloth over the infected ear.
Also, you may take pain medication to relieve the pain.
Is the area red, does it feel hot, does it sting?
This website is more educational, and Health pertains to the subject in school regarding such, but I would be happy to help in anyway I can!