Idols, but they're a rip-off! She can't stop learning naughty things! A naughty school life with the very cute Miu-chan! Miu-chan goes to an idol training school, and to her surprise, her old childhood friend has transferred to the school! Miu-chan is so worried about him that she can't even concentrate on her studies or lessons anymore! In a classroom alone with her, she unintentionally pees herself...
