Forced to marry my best friend's boyfriend [a nalu fanfiction]

What happens when you have a a very close best friend who you do everything with from shopping to sleepovers, who you tell all your secrets, what happens when your forced to marry her boyfriend.

Lucy and lissana have been best friends since freshman year they did everything together but what happens when she and lisanna's boyfriend Natsu are forced to get married because they were engaged since birth, read and find out.

DISCLAIMER: I do not own fairytail hiro mashima does