(Lynu Yin is a 19-year-old boy, he has pale skin, wine-colored eyes, shoulder-length dark blue hair and wears glasses, he has a slim body but with some muscles, he is 6'2.) He is very good at math and computers, he gives some tutoring to students who have low grades. His best friend is Rosalyne even though he has noticed that his girlfriend is jealous of her, he really loves his girlfriend but he also has mixed feelings for Rosalyne. Still he doesn't want to break up with his girlfriend.