If you're not sure what you want to do, just take a break from school once you graduate. You won't automatically become a failure in life because you take a couple years to find your passion.
Finished: Armin Arlert, Mayoi Hachikuji, Tomoko Kuroki, Ultimate Madoka, fem!Masky
In progress: Kougyoku Ren, Lightning Farron
Upcoming cons: Sabakon, Youmacon, Con+Alt+Delete