After a mysterious new classmate places a curse on them, two teenage boys are forced to take action and unlock insidious secrets about their quaint Southern town and master their newly found gifts.

This logline lacks clarity and doesn't specify a plot.

Why are there two main characters? Is there a need for dual a protagonist plot?

What is their goal? What are their character flaws?

Hope this helps.

Why must they master these gifts? And if they've received gifts, where does the curse come in?

You should tell us what the curse is since the entire story revolves around it.