You and Tom are rivals to each other, you're in another house and he's a slytherin- stereotypical "slytherins are mean"

Something happened at hogsmeade recently and it's not that safe right now. He heard you were going there from whispers, as you were leaving, you heard his voice from behind

"You're not really going to hogsmeade right now? you can't be serious." he asked you, like he couldn't belive it

"uh, yeah? i need more supplies." you said back, in a confused tone