Gone Rogue.

After the events of Isshiki Otsutsuki, Naruto was left in a coma and Sasuke was heavily injured due to BoruShiki. Boruto blames himself for all that has happened recently, Isshiki needing Boruto, Momoshiki needing Kawaki, His injured sensei and adopted brother. The 4 other kage soon found out about BoruShiki and ordered the execution of Boruto, Gaara was the only one that disagreed with that, soon enough information was leaked to the whole village and everyone started despising Boruto except for his friends and family. Once Boruto found out about the execution, he decided to leave with his own will. And that's where our story begins.