Light Yagami is an extremely intelligent young man who resents the crime and corruption in the world. His life undergoes a drastic change when he discovers a mysterious notebook, known as the "Death Note", lying on the ground. The Death Note's instructions claim that if a human's name is written within it, that person shall die. Light is initially skeptical of the notebook's authenticity, but after experimenting with it, Light realizes that the Death Note is real. After meeting with the previous owner of the Death Note, a shinigami named Ryuk, Light seeks to become "the God of the New World" by passing his keen judgment on those he deems to be evil or who get in his way. A shinigami's Death Note is a notebook that can kill any human whose name is written in it. All Death Notes are governed by the same set of rules determining the extents and limitations of the Notes' powers.
Soon, the number of inexplicable deaths of reported criminals catches the attention of the International police organization. having no idea how to even begin the investigation they hand over the case to the mysterious genious detective known as 'L'.