diff --git a/game/session.go b/game/session.go
index 68ccea1..eeb1d8d 100644
--- a/game/session.go
+++ b/game/session.go
@@ -157,6 +157,8 @@ func NewSession(options ...func(s *Session)) *Session {
 	session.SetOnLuaError(nil)
 
 	session.luaState, session.luaDocs = SessionAdapter(session)
+	session.resources = NewResourcesManager(session.luaState, session.luaDocs, session.log)
+	session.resources.MarkBaseGame()
 
 	for i := range options {
 		if options[i] == nil {
@@ -165,8 +167,6 @@ func NewSession(options ...func(s *Session)) *Session {
 		options[i](session)
 	}
 
-	session.resources = NewResourcesManager(session.luaState, session.luaDocs, session.log)
-	session.resources.MarkBaseGame()
 	session.loadMods(session.loadedMods)
 
 	session.log.Println("Session started!")
@@ -212,6 +212,15 @@ func WithMods(mods []string) func(s *Session) {
 	}
 }
 
+// WithLuaString sets the lua code that should be executed.
+func WithLuaString(lua string) func(s *Session) {
+	return func(s *Session) {
+		if err := s.luaState.DoString(lua); err != nil {
+			s.logLuaError("WithLuaString", "", err)
+		}
+	}
+}
+
 // WithSeed sets the seed for the random number generator.
 func WithSeed(seed uint64) func(s *Session) {
 	return func(s *Session) {
diff --git a/ui/menus/mainmenu/mainmenu.go b/ui/menus/mainmenu/mainmenu.go
index 85ddff5..d549c71 100644
--- a/ui/menus/mainmenu/mainmenu.go
+++ b/ui/menus/mainmenu/mainmenu.go
@@ -4,7 +4,6 @@ import (
 	"fmt"
 	"log"
 	"os"
-	"path/filepath"
 	"strings"
 	"time"
 
@@ -151,7 +150,7 @@ func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 	case ChoiceTutorial:
 		audio.Play("btn_menu")
 
-		tutorialLua, err := filepath.Abs("./assets/tutorial/tutorial.lua")
+		tutorialLua, err := fs.ReadFile("./assets/tutorial/tutorial.lua")
 		if err != nil {
 			panic(err)
 		}
@@ -160,7 +159,7 @@ func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 		return m, tea.Sequence(
 			cmd,
 			root.Push(gameview.New(m, m.zones, game.NewSession(
-				game.WithMods([]string{tutorialLua}),
+				game.WithLuaString(string(tutorialLua)),
 			))),
 		)
 	case ChoiceAbout: