[Ultra-high-definition 4K video] "Should I quit being an idol? Or should I take special lessons?" Ruru dreams of becoming a popular idol. However, she has a weak mentality and tends to skip lessons. Unable to stand by this, the producer calls Ruru to discuss her future plans. After much deliberation, Ruru comes up with the answer: "I want to be a popular idol!" And so the special lesson (sex) by the producer begins...