Crossover of KHRxNaruto and OC. Enjoy! After reaching Irie Shouichi's lab, it turns out that Irie Shouchi are the Vongola Family ally. Just like Vongola, Irie also dislikes Byakuran, it's time for the family members return to Namimori to meet their families. However something unexpected happen with the big-white-round device that is a Time machine...Who caused this to happen?

This is a One Piece x OC story: Ren is a girl who's left by her father and twin big brothers when she is 12 years old. 3 years have passed and now Ren is 15. Following her ancestors that's a Pirate along with her family tradition of "Servant of the 'Will of 'D'". Ren went on a journey to find this 'D' person and to meet up with her father and big brothers that is in Grand Line.