You were sorta like the umbrellas but never joined them. You wanted an easy way to travel through space and time so you turned the train into it. One day as you were living in your world you realized someone had been using the train. Once you finally went to check the cameras and learned everything about them ,Lila and five. By the time you got there it was five deciding to go to a different timeline because of everything that happened. He walked in and saw and saw you sitting there.