diff --git a/src/d_main.c b/src/d_main.c
index cf3c35a45..7694f6683 100644
--- a/src/d_main.c
+++ b/src/d_main.c
@@ -1339,6 +1339,22 @@ void D_SRB2Main(void)
 		ultimatemode = true;
 	}
 
+    // rei/miru: bootmap (Idea: starts the game on a predefined map)
+    if (bootmap && !(M_CheckParm("-warp") && M_IsNextParm()))
+    {
+        pstartmap = bootmap;
+
+		if (pstartmap < 1 || pstartmap > NUMMAPS)
+			I_Error("Cannot warp to map %d (out of range)\n", pstartmap);
+		else
+		{
+			//if (!M_CheckParm("-server"))
+				//G_SetGameModified(true);
+			autostart = true;
+		}
+    }
+   //CONS_Printf("BOOT_MAP: %d\n", bootmap);
+
 	if (autostart || netgame || M_CheckParm("+connect") || M_CheckParm("-connect"))
 	{
 		gameaction = ga_nothing;
diff --git a/src/dehacked.c b/src/dehacked.c
index dde986a47..b80a3ceb7 100644
--- a/src/dehacked.c
+++ b/src/dehacked.c
@@ -3097,6 +3097,22 @@ static void readmaincfg(MYFILE *f)
 				DEH_WriteUndoline(word, customversionstring, UNDO_NONE);
 				strlcpy(customversionstring, word2, sizeof (customversionstring));
 			}
+			else if (fastcmp(word, "BOOTMAP"))
+			{
+			    // rei/miru: bootmap definition for maincfg
+
+				// Support using the actual map name,
+				// i.e., Level AB, Level FZ, etc.
+
+				// Convert to map number
+				if (word2[0] >= 'A' && word2[0] <= 'Z')
+					value = M_MapNumber(word2[0], word2[1]);
+				else
+					value = get_number(word2);
+
+				DEH_WriteUndoline(word, va("%d", bootmap), UNDO_NONE);
+				bootmap = (INT16)value;
+			}
 			else
 				deh_warning("Maincfg: unknown word '%s'", word);
 		}
diff --git a/src/doomstat.h b/src/doomstat.h
index 4aa7984b7..f5bbb692f 100644
--- a/src/doomstat.h
+++ b/src/doomstat.h
@@ -124,6 +124,9 @@ extern INT16 spstage_start;
 extern INT16 sstage_start;
 extern INT16 sstage_end;
 
+extern INT16 bootmap; // rei/miru: bootmap for loading a map on startup (skips intro+title)
+//extern INT16 returnTobootmap; // rei/miru: return to bootmap when attempting to go to the REAL title?
+
 extern boolean looptitle;
 extern boolean useNightsSS;
 
diff --git a/src/g_game.c b/src/g_game.c
index c38b722ed..f8034bd24 100644
--- a/src/g_game.c
+++ b/src/g_game.c
@@ -119,6 +119,9 @@ INT16 spstage_start;
 INT16 sstage_start;
 INT16 sstage_end;
 
+INT16 bootmap; // rei/miru: bootmap for loading a map on startup (skips intro+title)
+//INT16 returnTobootmap; // rei/miru: return to bootmap when attempting to go to the REAL title?
+
 boolean looptitle = false;
 boolean useNightsSS = false;