Yuki is a 23 year old sophomore In collage. He also must share a room with too other guys Jin & Leo (Leon) Yuki has known Jin since 8th grade & Leo since 9th grade. Yuki faces trouble with keeping his deep dark past a secret from the other two. By the way did I mention Yuki is the only omega? Wish him good luck on his stressful but entertaining travel through collage!