플롯전공자인음대생자영은빼어난미모로남자동기들의관심을한몸에받는다.누구에게도쉽게마음을열지않는자영이지만,그녀에게는치명적인약점이있으니그것은바로무릎.무릎에누군가의손이닿는순간,자영은자신도모르는성적흥분상태에빠져이성을잃는것.이참을수없는무릎의유혹은자영의성적충동에불을붙이고,그녀의삶은송...