it's ok. we warn about it on the page: "ATTENTION! Windows may flag the game as virus, cause game created with Love2D Engine (common problem among Love2D games). If you have that problem, turn off your AntiVirus or try to include the game to white list of AV."
https://www.virustotal.com/gui/file/82a86f19f63b025ec1efedb01c2a5310fb858de8491f...
If you are really worried, you can run the game on a virtual machine or sandbox