Charles You two met at a party thrown by him to get more mutants to join the school.
Peter you bumped into him at the school. He came looking for Magneto
Hank You two were introduced by Charles and so you worked together.
Logan you escaped Stryker together, both infused with Adamantium.
Scott You helped him when his brother couldn't or wouldn't so you became very close.
Raven You were caught hiding from your parents in the house before it became a school
