A man, Higuchi, arrested as the third Kira dies. L investigates the Death Note which Higuchi possessed, but with the fake rule written by Ryuk, Light and Misa are exonerated.
Light succeeds in writing L's real name in the Death Note, but L put a trick in the notebook. Light, trapped in a tough spot, decides to take action.
Light and his father head to the designated location with the Death Note in order to rescue Sayu, who has been captured by Himura.
After L's death, Light's father also loses his life. Light, determined to do whatever it takes to create an ideal world without crime, decides to eliminate Mello.
