Shinjirou, an ordinary office worker, was living happily with his beautiful wife Saki. One day, when he returned from work, he found his brother trying to force himself on Saki. Shinjirou felt an indescribable emotion seeing his pathetic brother and his wife who accepted it. He wanted more and more for his wife to be taken by other men... Shinjirou began to realize his 'cuckold fantasy' one after another.
