SDDE-699 Uta no sisters are being eroded by the brainwashing ring! everyone. It's time to do gymnastics with your sisters~!

The singing girls who appear in educational programs are very popular with men and women of all ages for their smiles, energy, and sparkling aura! AP staff member Takeda has obtained a collar with devilish powers that can brainwash these girls at will. takes on the performers one after another. The cock-soaked sex slave sisters plan to show off their idiots full of energy to everyone in front of the TV...