Catherine is living a happy life, until one day her Destiny steps in and asks a fateful question. Things change for Catherine, and she finds herself wandering the world, always looking for a new place to work. After some time has passed, her life is not so bad, but not so good either. She and her lady come up with a plan to try to appease her Destiny. A ball of silk is the offer made, and Catherine finds just how important a ball of silk can be.
A story of a girl who marries a black bull after jesting about it to her sister. However the bull takes the form of a prince and they live happily ever after.