Ren's Links
Meena is a friend of Ren. Though he has special feelings of love for her. Not wanting to destroy their current friendship he tries to hid his feelings from her.
Ren is a close friend. If Meena causes troubles her partner in crime is definitely Ren.
Zackery is Ren's older brother. They don't have a good brotherly relationship though as well as he doesn't really like his brother either.
Ren is Zackery's little brother. He likes his brother, but never had a good relationship with him.
Zusaru was a classmate of Ren during his childhood. They haven't really talked or hang out together.
Zusaru has no relation to Ren other than that they were classmates.
Ren considers Remus a friend, but actually only accepts him as "friend" because Meena likes him. Although they get along quite well.
Remus knows that Ren isn't that interested in being his friend, but they get along well.