The ninth issue of Shueisha’s Weekly Shonen Jump 2017 magazine (scan below_ reveals that the Boruto: Naruto Next Generations anime begins with an original story.
The Boruto manga currently has nine chapters and has just finished covering the content from Boruto: Naruto the Movie.
It was previously announced the anime will be an adaptation of the official Boruto manga, which is published monthly in Shueisha’s Weekly Shonen Jump magazine with 40-50 pages of content.
BORUTO: Naruto Next Generations, the anime sequel to Naruto Shippuden, premeires April 2017.