Summary:

Based on a series of light novels, Kure-nai is about the adventures and misadventures of 16-year-old Shintaro Kurenai. Shintaro is an authority in settling disputes between people, and is one day approached by Murasaki Kuhouin, the daughter of a powerful plutocratic family, asking him to be her bodyguard. From ANN

Starting from episode 6 there are no more OP and ED and it's normal if to see the same scenes twice at the beginning and at the end of the episodes.