Are you guys like having troubles when you go to one of your followers or one of the people you followed it shows that the person didn't followed you, or you didn't follow the person, but you did?
Ignore User
Both you and this user will be prevented from:
Messaging each other
Commenting on each other's stories
Dedicating stories to each other
Following and tagging each other
Note: You will still be able to view each other's stories.