Wandering into a Foreign Land: All Members of the System, I Am Alone

The bad news is that when I was working hard to move bricks and was about to live a good life, I suddenly traveled through time. The good news is that there is a system. "Haha, I'm going to put pressure on you, dear protagonist background boards!" Good news, they seem to be all fellow villagers here. Bad news, they seem to have a system! ! ! !