I didn't really understand how to play. Detailed instructions would have been helpful!
Viewing post in Persidens Wager jam comments
I know, right - I wanted to do the jam but only had a very short time to make it. +-3hr before the jam ended
You use the mouse at the bottom of the screen to move the wave around to go over the island.
But thank you for just opening up the game.
I live-streamed the dev - if you want to have a laugh.