In this sixth film, we have an innocent and cute 20-year-old newly-adult participate in a King's Game!! The mastermind behind this is the AV industry's most mischievous director, "Baba the Babi"!! When the director hears that a new AD returning home for the Coming of Age Ceremony is a member of the brass band club at a famous high school, he devises a plan to get the classmate to participate in a King's Game. He convinces the classmate of the AD's male friend to rent out the izakaya where everyone gathers after the Coming of Age Ceremony, and what is the director's plan???