Jeongjoreul Jikyeojwo!

Classmates, seniors, and even professors! One day, Jeong-Jo starts to receive aggressive advances from men. Seeing Soo-Ho's attitude toward Jeong-Jo that doesn't change even in situations that seem to be under a curse, Jeong-Jo begins to believe that the key to solving her situation lies in Soo-Ho. However, Soo-Ho misunderstands Jeong-Jo as his stalker...

(Source: Mr.Blue, translated)