Heart Strings {Morby! Highschool AU}

Mordecai is Rigby's best friend and Rigby is his, they've known each other for as long as either of them can remember. Now room mates in their final year at West university, their friendship couldn't be stronger. But what happens when one of them starts to feel like maybe friendship isn't enough..?

Highschool AU

Also they're both musicians in the story, guitarists.

Contains fluff and possible smut.. maybe