Sung-hoon’s parents hire a private tutor to help him prepare for the University entrance exam, but what his parents don’t know is that this private tutor uses unconventional methods as an incentive to help her students improve their grades.
Sung-hoon’s parents hire a private tutor to help him prepare for the University entrance exam, but what his parents don’t know is that this private tutor uses unconventional methods as an incentive to help her students improve their grades.
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