Y/n returns to LA after being in Woodsboro. It's been four years since he left, what is going to happen during his return?

Y/n and Sam grew up together in Woodsboro until she left unexpectedly. He had a crush on her and was planning on telling her about it but found out she left. How will he feel when she comes back? especially with a boyfriend? How will she feel when she finds out he moved on from her and has some animosity towards her?