Thanks for your nice suggestion!
This is the first time I use Yahaha Studio as the game engine and I tried to use the template given. The link below is the demo video, and you may try again without confusion.
https://drive.google.com/file/d/1DvzPVyGZqIhU0b0b2jry91KW3lHVuCFl/view?usp=shari...