After Grey: One Last Call

(Post-Grey) Two Weeks after Grey, Rigby is adjusting to being away from his friends, while Mordecai's dreaming about his friend, becoming extremely depressed, but on one night, when he get's a call from a 'certain someone', Mordecai starts having second thoughts about never seeing him again. Rated K Plus just to be safe. (Story based in the world of Grey- A Regular Story).