Kure-nai

is a Japanese light novel series by Kentarō Katayama, with illustrations by Yamato Yamamoto. A manga adaptation started serialization in the first issue of Jump Square magazine. An anime adaptation by Brains Base started airing in Japan on April 3, 2008.

Plot
Sixteen-year-old Shinkurō Kurenai, a specialist in settling squabbles between people, is one day approached by his employer with the daughter of a powerful plutocratic family asking him to be her bodyguard.