L asks Light, though he is still under suspicion, to join the taskforce and help locate the second Kira. Light agrees so he can access the taskforce resources, but when he finally meets the new Kira, she's not at all what he expects.

L recruits Misa to infiltrate Kira and feed them information to bring them into the open.

When high school student Light Yagami finds the Death Note, a notebook dropped by a Shinigami death god, he discovers that any person whose name is written in it dies, so Light decides to use the notebook to rid the world of evil.

"The human whose name is written in this note shall die" ... Light Yagami, a straight-A high school student, picked up this "death note" dropped into the human world and used it to rid the world of criminals. Years have passed, and various forces have tried to gain possession of the note, but the battle stops here.