RBD-958 Sacrifice Cage. The movie revolves around two twin brothers. They work for the same boss and Momoka Kato is his daughter. Nothing would have happened if the two of them didn't love Momoka. However, Momoka only loves her brother because of his gentle and hard-working personality. And of course the boss gave Momoka his brother. They thought they would live happily together, but the younger brother's jealousy grew. He always wanted to fuck Momoka and tried to rape her but failed. Then the younger brother came up with a plan to harm the little family... .