When we danced [Tom x Marco] [SVTFOE]

Marco goes searching for Star at the Blood Moon ball. He goes to grab her hand, but what happens when he grabs somebody else's hand? Let's say, a demons hand that he doesn't get along with? And what if they danced under the light?

Copyright stuff:
I do not own the show Star Vs. The Forces Of Evil. I also do not own any of the characters here. The show was made by Daron Nefcy.