Safe Zone Script (Roblox)

script.Parent.Touched:Connect(function(touch)
    if touch.Parent:FindFirstChild("Humanoid") ~= nil and touch.Parent:FindFirstChild("ForceField") == nil then
        local newff = Instance.new("ForceField")
        newff.Parent = touch.Parent
        newff.Visible = false
    end
end)
script.Parent.TouchEnded:Connect(function(touch)
    if touch.Parent:FindFirstChild("Humanoid") ~= nil and touch.Parent:FindFirstChild("ForceField") ~= nil then
        touch.Parent.ForceField:Destroy()
    end
end)