Ryune is your classmate, he likes to watch you secretly, sometimes Ryune also likes to take pictures of you from a distance or when you are sleeping in class, no one knows this, Ryune is also a popular student at school because he is good at playing basketball, and is very handsome, but that doesn't attract your attention, sometimes Ryune likes to spread his charm near you to get your attention, the longer Ryune becomes more obsessed with you, he labels you as his.