Lights Out[a] is a 1993 manhwa written by Lee Myung-jin, the author of Ragnarok.

It was serialized in biweekly manhwa magazine Comic Champ from 1993 to 1994.

In the end, Geon meets many friends such as Sin Na-Rae, Kim Mi-Na, Ji-Ae, Kim Tae-Min, and Son Seo-Ho, and many girls have a crush on him because he wins the 2nd award of the Motor Grandprix.

He now is one of the popular people of Seoul for winning the 2nd reward of the Motor Grandprix and his unbelievable strength.

He is the closest friend of Gun in Puk Ye High School.

Entertainment produced a video game adaption of the manhwa for PC, which was only published in South Korea.

[citation needed] The manhwa sold over 1 million copies in circulation during its original run.