Opposite

"Five pairs of completely opposite people are Matched every month. Two 16, 17, 18, 19 and 20 year old's. They have been Matched according to Opposite attitudes, Opposite looks, Opposite genes, Opposite knowledge and Opposite honesty . Opposite Attitudes are known as Fire. Opposite Looks are known as Earth, Opposite Genes are known as Sky, Opposite Knowledge are known as Water, Opposite Honesty are known as Air. Nobody are allowed to know what their Opposites stand for, at all. Everyone changes on the 15th of the month because they know it's Match day."