FE Npc controller

-- Variables
local mouse = game:GetService'Players'.LocalPlayer:GetMouse()
local uis = game:GetService("UserInputService")

-- Connect
mouse.Button1Down:Connect(function()
   -- Check for Target & Left Shift
    if mouse.Target and uis:IsKeyDown(Enum.KeyCode.LeftControl) then
        local npc = mouse.target.Parent
        local npcRootPart
        local npcRootPart = npc:FindFirstChildWhichIsA'Humanoid'.RootPart
        if not npcRootPart then npcRootPart = npc:FindFirstChild'HumanoidRootPart' end
        local PlayerCharacter = game:GetService("Players").LocalPlayer.Character
        local PlayerRootPart = PlayerCharacter.HumanoidRootPart
        local A0 = Instance.new("Attachment")
        local AP = Instance.new("AlignPosition")
        local AO = Instance.new("AlignOrientation")
        local A1 = Instance.new("Attachment")
        for _, v in pairs(npc:GetDescendants()) do
            if v:IsA("BasePart") then
                game:GetService("RunService").Stepped:Connect(function()
                    v.CanCollide = false
                end)
            end
        end
        PlayerRootPart:BreakJoints()
        for _, v in pairs(PlayerCharacter:GetDescendants()) do
            if v:IsA("BasePart") then
                if v.Name == "HumanoidRootPart" or v.Name == "UpperTorso" or v.Name == "Head" then
                else
                    v:Destroy()
                end
            end
        end
        PlayerRootPart.Position = PlayerRootPart.Position + Vector3.new(5, 0, 0)
        PlayerCharacter.Head.Anchored = true
        PlayerCharacter.UpperTorso.Anchored = true
        A0.Parent = npcRootPart
        AP.Parent = npcRootPart
        AO.Parent = npcRootPart
        AP.Responsiveness = 200
        AP.MaxForce = math.huge
        AO.MaxTorque = math.huge
        AO.Responsiveness = 200
        AP.Attachment0 = A0
        AP.Attachment1 = A1
        AO.Attachment1 = A1
        AO.Attachment0 = A0
        A1.Parent = PlayerRootPart
    end
end)