TO PLAY:

Windows: run Housewarming.exe (in Housewarming_win)
Mac: run the Mousewarming_mac.app directory as an application (you may need to right-click and select "open" rather than double-click because it is from an unidentified developer)
Linux: run the Housewarming_linux_x86_64 executable (in Housewarming_linux)