Heya! I have generated some pictures using AI, to give you some insight into what the characters look like and even some places. The pictures are attached to their name in the comment!
1) Luke Winchester (MC)
2) Ethan Winchester (Eldest Brother)
3) Jacob Winchester (Middle)
4) Michael Winchester (Father)
5) Olivia Winchester (Mother)
6) The Winchester house (not exact but you can get the gist of it)