Kill It With Magic

Sixteen-year-old Lillim Callina is good at two things: running away and magic.

Now, Lillim's half-demon ex-boyfriend is contacting her for help, she has somehow gotten herself mixed up in a kidnapping, and her long-dead rival has risen from the grave.

So when a dragon plotting to take over the world offers her a choice- work for him or else-

Lillim Callina is going to choose else.