Prologue

A new evil force rises from the shadow trying to take over the Trinisette and destroy the world. Tsuna's ring glows slightly when a new girl was introduced in his class and Byakuran seems to know her. Who is she and what is her relationship with Byakuran, Vongola and the evil force?

Takes place after the arcobaleno representative battle arc. Involves OC and OOC and AU.

~Byakuran x OC~
~Parental Giotto
~Simon has box animals
~ infinite tsukuyomi / cosmo entelecheia
~feel free to skip prologue cuz its kinda act as spoiler

Main characters : Tsuna, Giotto, Byakuran, OC

DISCLAIMER: I do not own katekyo hitman reborn or any of the pictures that I upload throughout the whole fanfic.KHR belongs to Amano Akira.