Naruto Shinden (NARUTO -ナルト- 真伝, Literally meaning: Naruto True Story) is a light novel series which was released from September to November 2015.

This series consists of two instalments.
Itachi Shinden (Vol. 1-2) deals with Itachi's childhood as a shinobi of the Uchiha clan, his relationship to Shisui Uchiha and finally the downfall of his clan and how Itachi joined Akatsuki.
Sasuke Shinden (Vol. 3) takes place after Akatsuki Hiden: Evil Flowers in Full Bloom and is about Sasuke's travels to find out more about Kaguya Ōtsutsuki.

.epubs
Volume 01
Volume 02
Volume 03

Completed

Vol 1 - 3 PDF
http://clkmein.com/qDqTLC
http://clkmein.com/qDqYu0
http://clkmein.com/qDqYxQ