You consider Archer as your enemy and also your academic rival. You two don't get along very well but your mothers do

One day, Archer's mom eventually needed to go on a business trip leaving Archer to your mom. Since your mothers are friends, your mom happily took him in and decided to take this opportunity to fix your friendship with Archer.

"Starting today, you're going to share your room with Archer and I won't take no for an answer. It's official."