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Pet life starting from M - Master is a class idol

Miu Shirasagi, the idol of the class, and Tatsuru Emacho., an ordinary student. The two had never had any contact with each other, but one day, Emacho discovers Miu in the library, masturbating.
The sight of her gave him a hard-on, and he tried to take a picture of her with his cell phone, but instead of panicking, Shirasagi turned to him, grinned, and said, "I'll have sex with you...!
Miu, who made his virgin dick ejaculate with a blowjob, gives him a series of commands in a sweet voice: "Don't move," "Show me more of your face," and "I have to punish you for being no good."
Emacho, who has lost his virginity to her wet pussy, cannot resist the pleasure and soon awakens to become her faithful M slave....