while true do
	for _, player in pairs(game.Players:GetPlayers()) do
		local char = player.Character
		if char and char:FindFirstChild("HumanoidRootPart") and workspace.Particles:FindFirstChild("Particle") then
			local hrp = char.HumanoidRootPart
			local particle = workspace.Particles.Particle

			firetouchinterest(hrp, particle, 0)
			task.wait()
			firetouchinterest(hrp, particle, 1)
		end
	end
	task.wait(0.1)
end