Invented by Shiina Sora! A solid human block for M men only! ! Without using a fixation device, Shiina Sora restrains her arms and legs with just her body, and in a situation where she can't move, she thrusts into a fierce cowgirl position! First, in a cowgirl position, stomp your arms with both legs! A kiss in the mouth! The cock is fixed to raw sex with her pussy! ! A sturdy block to prevent the man from moving! He continues to thrust into a cowgirl position, where he doesn't stop thrust even after ejaculation, and induces male squirting! ! The men who have been turned into cock slaves will be debilitated with their new special move! !