Found this through SAGExpo, awesome game, it's a really clever way of implementing the time travel idea! I had a lot of fun!
One question: is it really possible to get par on "escape to the roof"? It doesn't seem possible. Hopefully these newlines will hide the spoilers:
It seems to me you need to use at least three characters to make it to the goal? you need a timegate for the turnaround and a second timegate for the button, which creates three instances.