This looks like a CG scene where you can see the grid in your viewport. Also when you import an asset into the scene from another software, where you forgot to select the option: "Y-axis = Up; X-axis = Right" before exporting.

This looks like a CG scene where you can see the grid in your viewport. Also when you import an asset into the scene from another software, where you forgot to select the option: "Y-axis = Up; X-axis = Right" before exporting.

Author: https://www.reddit.com/user/lazy_1337