?�책 ?�액결제 ?�문 NO FURTHER A MYSTERY

?�액결제,?�보?�용�?콘텐츠이?�료,컨텐츠이?�료) ?�기가 ?�어?�고 ?�는 추세?�니???�러???�책?� ?�용?�의 결제 ?�전??보호?�면??과한 ?�비�?방�??�기 ?�해 ?�요?�며 ?�책?�에??본인 ?�인 ?�차, 결제 ?�도 ?�정, 결제 ?�역 ?�인 �?관�?방법