According to sportskeeda there are some clues swinging both ways...
He is leaving - The genuine emotions at the end of the Shield match
He isn't - WWE acknowledging his departure in storyline
He is - Rushing Roman Reigns' in-ring return
He isn't - WWE is completely throwing off the dirt sheets
He is - Buzz created around the announcement
Source
So do you think that this is part of a storyline or is he really going to leave? Do you expect Renee to follow too?
He is leaving - The genuine emotions at the end of the Shield match
He isn't - WWE acknowledging his departure in storyline
He is - Rushing Roman Reigns' in-ring return
He isn't - WWE is completely throwing off the dirt sheets
He is - Buzz created around the announcement
Source
So do you think that this is part of a storyline or is he really going to leave? Do you expect Renee to follow too?