~Beautiful Rose~ {Death Note movie version}

Heart Attacks have killed many people in Japan and then it spread through the whole world. Light Yagami, a bored genius, has found a deadly notebook called a Death Note and uses it to kill criminals to make the world better. Will he really just kill criminals?
In the United States, an undercover detective named Rosalita Hart, is called by L to help with the case. She accepts and goes of to Japan using her alias- Scarlett Johnson.
Although Rose has secrets of her own, she will encounter her dangers and accidently fall for love. Which side will prevail? L? Kira? or neither?