She may be highly creative. Maybe she's an artist who uses her work to express her love for Super Junior and Leeteuk in particular. Her creativity could be a major factor in attracting Leeteuk's attention and forging a connection between them, like creating unique fan art or writing amazing fan poems.
She could be very confident. For example, she might be the type to stand out in a crowd at a concert and catch Leeteuk's eye with her bold fashion choices and self - assured attitude.