Race condition with cutscene

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1 
local TweenService = game:GetService("TweenService")
local ReplicatedStorage = game:GetService("ReplicatedStorage")

local Lib = require(ReplicatedStorage:WaitForChild("Lib"))
local Knit = require(ReplicatedStorage.Packages:WaitForChild("Knit"))

local CameraShaker = require(ReplicatedStorage.Modules.CameraShaker)
local Camera = game.Workspace.CurrentCamera

local CamShake = CameraShaker.new(Enum.RenderPriority.Camera.Value, function(shakeCf)
	Camera.CFrame = Camera.CFrame * shakeCf
end)

local AbilityFolder = script.Parent.Parent
local Assets = AbilityFolder:WaitForChild("Assets")

local MiracleDriveVoicelines = {
	"Feel the power of my Miracle Drive Shot!",
	"With this shot, victory is ours!",
	"This is the true Argentine football!"
}

local Client = function(Player, Clone)
	local Character = Clone

	local CamController = Knit.GetController("CamController")
	local EffectsController = Knit.GetController("EffectsController")

	local Connections = {}
	local Effects = {}

	local Rig = Character
	local CameraRig = Assets:FindFirstChild('Cam'):Clone()

	CameraRig:PivotTo(Rig.HumanoidRootPart.CFrame - Vector3.new(0,3,0))
	CameraRig.Parent = game.Workspace

	local AnimController = CameraRig:WaitForChild("AnimationController")
	local Animator = AnimController:WaitForChild("Animator")

	local CamAnim = Animator:LoadAnimation(Assets.CameraAnimation)
	CamAnim:Play()

	CamController:Track(CameraRig.camera, 6.85)

	local ScorpionBlock = Rig.Humanoid.Animator:LoadAnimation(Assets.CutsceneBlock)
	ScorpionBlock:Play()

	local function Cleanup()
		CameraRig:Destroy()

		for _, Connection in ipairs(Connections) do
			Connection:Disconnect()
		end
		table.clear(Connections)

		for _, Effect in ipairs(Effects) do
			if Effect and Effect:IsA("Instance") then
				Effect:Destroy()
			end
		end
		table.clear(Effects)
	end

	Connections[1] = ScorpionBlock:GetMarkerReachedSignal('Smoke'):Connect(function()
		Rig["Right Leg"].RightFootAttachment.Dirt:Emit(50)
		Rig["Right Leg"].RightFootAttachment.Rocks:Emit(15)
	end)

	Connections[2] = ScorpionBlock:GetMarkerReachedSignal('Jump'):Connect(function()
		Rig["Left Leg"].Fire.Enabled = true
		Rig["Left Leg"].FireLight.Enabled = true
		Rig["Left Leg"].Trail.Enabled = true

		Rig["Left Leg"].Fire:Emit(30)
	end)

	Connections[3] = ScorpionBlock:GetMarkerReachedSignal('Hit'):Connect(function()
		Rig["Left Leg"].Fire.Enabled = false
		Rig["Left Leg"].FireLight.Enabled = false
		Rig["Left Leg"].Trail.Enabled = false

		Rig.Ball.Vfx.Fire:Emit(1)
		Rig.Ball.Vfx.Fire2:Emit(1)
		Rig.Ball.Vfx.Rocks:Emit(45)

		CamShake:Shake(CameraShaker.Presets.Explosion)
	end)

	Connections[4] = ScorpionBlock:GetMarkerReachedSignal('Land'):Connect(function()
		Rig["Right Leg"].RightFootAttachment.Dirt:Emit(15)
		Rig["Right Leg"].RightFootAttachment.Rocks:Emit(15)

		EffectsController:PlayDialouge("Dont call me the maid... it'/s all cleared up!", "Ghost", 2)
	end)

	task.delay(7, function()
		Cleanup()
	end)
end

return Client

^^^ client

local TweenService = game:GetService("TweenService")
local ReplicatedStorage = game:GetService("ReplicatedStorage")

local Lib = require(ReplicatedStorage:WaitForChild("Lib"))
local Knit = require(ReplicatedStorage.Packages:WaitForChild("Knit"))

local AbilityFolder = script.Parent.Parent
local Assets = AbilityFolder:WaitForChild("Assets")

local Server = function(Player, HasBall)
	local Character = Player.Character
	if not Character then return end

	local RootPart = Character:FindFirstChild("HumanoidRootPart")
	local Humanoid = Character:FindFirstChild("Humanoid")
	if not RootPart or not Humanoid then return end

	local AbilityService = Knit.GetService("AbilityService")
	local GameLoopService = Knit.GetService('GameLoopService')
	local CamService = Knit.GetService("CamService")
	local BallService = Knit.GetService("BallService")

	GameLoopService:PauseTimer(true)

	BallService:RemoveBallOwnership(Player, HasBall)
	HasBall.Parent = script

	local Clone = Assets:FindFirstChild("Rig"):Clone()
	Clone:PivotTo(RootPart.CFrame)
	Clone.Parent = workspace
	Clone.Humanoid:ApplyDescription(Humanoid:GetAppliedDescription())

	AbilityService.Client.Cutscene:FireAll(AbilityFolder.Cutscene.Client, {
		Player,
		Clone,
	})

	Character.Parent = script

	task.delay(7, function()
		if Character then
			Character.Parent = workspace
			HasBall.Parent = Character
			BallService:GiveBallOwnership(Player, HasBall)
			GameLoopService:PauseTimer(false)
		else
			HasBall.Parent = game.Workspace
		end

		if Clone then
			Clone:Destroy()
		end
	end)
end

return Server

With these two scripts which control a cutscne I run into a race condition. I want allplayers to finish the cutscene at the same time right, now sometimes the player is put back into the workspace whilst the cutscene is still playing and visible

How can i fix this?