Light manages to force Rem to work for him by presenting a situation in which harm would come to Misa otherwise. As such, she dies when she writes L's name. In the second movie, Rem declares her love for Misa and her spite for Light moments before her death. While her Death Note is left behind in the manga and anime, she burns it in the film out of spite. In the drama, she doesn't die. She returns to the shinigami realm after the Kira case solved.