Implemented Heroes' Trail Part 1 - Sara's Memory instance

* Special thanks to @RagnarokNova!
* Relevant issue: #1312

db/re/instance_db.txt

@@ -18,3 +18,4 @@
 11,Wolfchev's Laboratory,14400,300,1@lhz,45,148
 12,Old Glast Heim,3600,300,1@gl_k,150,20,2@gl_k
 13,Eclage Interior,1200,300,1@ecl,60,50
+14,Sara's Memories,3600,300,1@sara,250,155

db/re/mob_db.txt

@@ -1696,11 +1696,11 @@
 //2539,HIDDEN_MOB5
 //2540,FACEWORM_EGG
 //2541,FACEWORM_LARVA
-//2542,IRENE_ELDER
-//2543,PAYONSOLDIER
-//2544,PAYONSOLDIER2
-//2545,GUARDDOG
-//2546,GUARDDOG2
+2542,IRENE_ELDER,Irene Elder,Doyen Irene,101,433110,1,11360,27032,1,1749,2281,145,73,82,36,55,100,182,88,10,12,1,7,20,102774421,170,73,384,288,0,0,0,0,0,0,0,12072,100,12082,100,12087,100,12077,100,12092,100,12097,100,7481,1,12129,1,0,0,0,0
+2543,PAYONSOLDIER,1st Payon Soldier,1st Payon Soldier,101,20099,1,1083,2688,1,545,596,66,36,20,46,35,35,64,30,10,12,1,7,20,0x3095,225,73,348,288,0,0,0,0,0,0,0,12054,533,12044,533,12059,533,12069,533,12049,533,12127,266,12064,533,7479,1,0,0,0,0
+2544,PAYONSOLDIER2,2nd Payon Soldier,2nd Payon Soldier,101,21099,1,1136,2703,1,697,748,66,36,20,46,25,35,64,30,10,12,1,7,20,0x3095,200,73,348,288,0,0,0,0,0,0,0,12071,400,12076,400,12091,400,12081,400,12096,400,12086,400,12128,133,7480,1,0,0,0,0
+2545,GUARDDOG,1st Guard Dog,1st Guard Dog,101,20099,1,944,2658,1,546,598,66,36,20,46,25,35,64,30,10,12,1,2,22,0x3091,150,73,348,288,0,0,0,0,0,0,0,12043,600,12068,600,7477,1,12048,600,12053,600,12058,600,12063,600,12125,333,0,0,0,0
+2546,GUARDDOG2,2nd Guard Dog,2nd Guard Dog,101,21099,1,1014,2673,1,573,229,66,36,20,46,25,35,64,30,10,12,1,2,23,0x3095,120,73,348,288,0,0,0,0,0,0,0,12045,466,7478,1,12050,466,12055,466,12060,466,12065,466,12070,466,12126,200,0,0,0,0
 //2547,MER_GARM_BABY
 //2548,MER_HILLSRION
 //2549,GEFFEN_MAGE_1

db/re/mob_skill_db.txt

@@ -8388,6 +8388,12 @@
 //2485,Chimera (Nightmare)@WZ_HEAVENDRIVE,attack,91,5,500,1200,5000,yes,target,always,,,,,,,6,
 //2485,Chimera (Nightmare)@WZ_HEAVENDRIVE,chase,91,5,500,1200,5000,yes,target,always,,,,,,,6,
 
+// Heroes' Trail Part 1 - Sara's Memory
+// Not Yet Implemented skill
+//2542,Irene Elder@NPC_MILLENNIUMSHIELD,idle,707,1,5000,1000,30000,no,self,always,0,,,,,,,
+//2542,Irene Elder@NPC_MILLENNIUMSHIELD,attack,707,1,5000,1000,30000,no,self,always,0,,,,,,,
+//2542,Irene Elder@NPC_MILLENNIUMSHIELD,chase,707,1,5000,1000,30000,no,self,always,0,,,,,,,
+
 // Champion Monsters
 2603,Swift Zombie Slaughter@AL_TELEPORT,attack,26,1,500,0,5000,yes,self,myhpltmaxrate,50,,,,,,,
 2603,Swift Zombie Slaughter@AL_HEAL,attack,28,5,10000,500,5000,yes,self,myhpltmaxrate,50,,,,,,,

db/re/quest_db.txt

@@ -2792,6 +2792,10 @@
 15000,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"Experiencing abnormal statuses"
 15001,20,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"Hold your breath"
 
+// Heroes' Trail Part 1 - Sara's Memory
+15002,72000,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"Memorial dungeon: Sara's Memory"
+15003,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"Adventurer leon"
+
 //15025,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,""
 //15026,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,""
 //15027,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,""

npc/re/mapflag/nobranch.txt

@@ -91,3 +91,7 @@ izlude_a	mapflag	nobranch
 izlude_b	mapflag	nobranch
 izlude_c	mapflag	nobranch
 izlude_d	mapflag	nobranch
+
+// Heroes' Trail Part 1 ========
+1@sara	mapflag	nobranch
+1@face	mapflag	nobranch

npc/re/mapflag/noicewall.txt

@@ -36,3 +36,7 @@
 
 // Inside Eclage ===========
 1@ecl	mapflag	noicewall
+
+// Heroes' Trail Part 1 =======
+1@sara	mapflag	noicewall
+1@face	mapflag	noicewall

npc/re/scripts_athena.conf

@@ -59,6 +59,7 @@ npc: npc/re/instances/OctopusCave.txt
 npc: npc/re/instances/OldGlastHeim.txt
 npc: npc/re/instances/WolfchevLaboratory.txt
 npc: npc/re/instances/EclageInterior.txt
+npc: npc/re/instances/SaraMemory.txt
 
 // ---------------- Kafras & Cool Event Corp. -------------------
 npc: npc/re/kafras/kafras.txt