After some ''detective'' research of some ppl on fb train group and discord, we came to think that this might be the next route for tsw 2: Southeastern Chatam mainline somewhere between London victoria and ramsgate(i know will not be full line probably). Class 375 and 465 runs there. the real life picture, Biddenden on google
Good shout but I don’t see the telegraph pole in the real life photo that you can make out between the trees in the teased screenshot.
As I suggested else where, how many rails are there? I am not sure from that angle that the 3rd rail is there?