This is a rogue-like bouncing ball dungeon game created with Cocos Creator 3.8.2 (maybe other version also OK).
The interface is designed for mobile portrait view.
Install Cocos Creator and then import this directory as a project.
When you preview with browser, you need open Developer Tools, toggle the device to mobile, and then refresh the preview web page.
When playing on a mobile phone, you can tap the virtual keys on the screen.
When playing in browser of PC, you can also use direction arrow and shift keys of keyboard.
This software is distributed under BSD license.