Another one's Treasure

"Dear nephew, my days here ended. I should move on. I left you a house. I know you stuck with your life goals. Let me help you to reset your life - try to start a new one in my old house. Start where I ended and finish my journey." "Start at the end" - gamejam theme. You never met your uncle. Now he's gone - you don't know where he is. You received a letter from him with keys of his house.  H…