Re night-scene: Sorry, I have no idea why this is happened. In the beginning of the game, there is about 1 minute autoplay scene. Maybe you can try to press ctrl? In that way you may able to skip this part.
Re Menu-Text: I used a free font called Azedo, it is designed by Pedro Azedo(https://befonts.com/azedo-font.html), can Linux system installs this font?
Re Chinese-Text: For Chinese part, I used Roboto Designed by Christian Robertson (https://fonts.google.com/specimen/Roboto).