Treehouse Troubles

When Marceline the Vampire Queen finally realizes she has a massive crush on, now 18 year old, Finn the human, she's not exactly sure what to do. In this Adventure Time fanfiction follow our favorite flying troublemaker as she tries to teach Finn the ways of the vampire while slowly falling deeper and deeper in love with her young hero.
~DISCLAIMER~
-I do not own Adventure Time or any of the characters in this story-
-RATED PG13 AND R FOR POSSIBLE INAPPROPRIATE ACTIONS AND LANGUAGE-