A Change of Heart

https://www.fanfiction.net/s/8920855/1/

Badboy!Blaine AU: Blaine Anderson and his crew rule the school while Kurt and his friends just try to stay out of the line of fire. That all changes when Kurt and Blaine form an unlikely friendship. Will they break down each others' walls and learn to trust one another, or are old habits too hard to break? Rated M for language, some violence, eventual smut