I really want to play but I can't it's only on Windows :(
You could use a virtual machine and run it there.
https://www.virtualbox.org/wiki/Downloads
and install windows there
https://archive.org/details/DellWindowsXPProSP3.7z
(this is a old an outdated windows version, and most modern programs don't run well with it, but it's fine working with games made with RPG Maker VX Ace. Though I advice using something newer for other things and You're gonna have to reinstall every 30 days if you don't wanna pay anything to Mircosoft.)
Something a lot easier to do than faffing around with Virtual Machines is to install Winebottler https://winebottler.kronenberg.org/ and install and run Lonely Wolf Treat using that.
Winebottler is an easy to use interface for a program called WINE (that it includes) that emulates the way Windows works. There are a couple other OSX apps that do similar things, but I dont recall their names.
EDIT If you are on Linux there are several very easy to use and slick looking interfaces to run Windows games via WINE, like Lutris