diff --git a/RotationSolver.Default/Tank/DRK_Balance.cs b/RotationSolver.Default/Tank/DRK_Balance.cs
index 66844bee6..ed73a3bad 100644
--- a/RotationSolver.Default/Tank/DRK_Balance.cs
+++ b/RotationSolver.Default/Tank/DRK_Balance.cs
@@ -2,7 +2,7 @@ namespace RotationSolver.Balance.Tank;
 
 
 [RotationDesc(ActionID.BloodWeapon, ActionID.Delirium)]
-[SourceCode("https://github.com/ArchiDog1998/RotationSolver/blob/main/RotationSolver.Default/Tank/DRK_Default.cs")]
+[SourceCode("https://github.com/ArchiDog1998/RotationSolver/blob/main/RotationSolver.Default/Tank/DRK_Balance.cs")]
 [LinkDescription("https://www.thebalanceffxiv.com/img/jobs/drk/drk_standard_6.2_v1.png")]
 public sealed class DRK_Balance : DRK_Base
 {
@@ -10,11 +10,12 @@ public sealed class DRK_Balance : DRK_Base
 
     public override string RotationName => "Balance";
 
-    protected override bool CanHealSingleAbility => false;
+    public override string Description => "Special thanks to Nore for fixing the rotation.";
 
-    private static bool InDeliruim => !Delirium.EnoughLevel || Delirium.IsCoolingDown && Delirium.ElapsedOneChargeAfterGCD(1) && !Delirium.ElapsedOneChargeAfterGCD(7);
+    protected override bool CanHealSingleAbility => false;
 
-    private static bool InTwoMinBurst => BloodWeapon.IsCoolingDown && Delirium.IsCoolingDown && (LivingShadow.IsCoolingDown && !(LivingShadow.ElapsedAfter(20)));
+    private static bool InTwoMinBurst => BloodWeapon.IsCoolingDown && Delirium.IsCoolingDown 
+        && LivingShadow.IsCoolingDown && !LivingShadow.ElapsedAfter(20);
 
     private static bool CombatLess => CombatElapsedLess(3);
 
diff --git a/RotationSolver.Default/Tank/DRK_Default.cs b/RotationSolver.Default/Tank/DRK_Default.cs
deleted file mode 100644
index f4bae3ea6..000000000
--- a/RotationSolver.Default/Tank/DRK_Default.cs
+++ /dev/null
@@ -1,184 +0,0 @@
-namespace RotationSolver.Default.Tank;
-
-
-[RotationDesc(ActionID.BloodWeapon, ActionID.Delirium)]
-[SourceCode("https://github.com/ArchiDog1998/RotationSolver/blob/main/RotationSolver.Default/Tank/DRK_Default.cs")]
-[LinkDescription("https://www.thebalanceffxiv.com/img/jobs/drk/drk_standard_6.2_v1.png")]
-public sealed class DRK_Default : DRK_Base
-{
-    public override string GameVersion => "6.31";
-
-    public override string RotationName => "Standard";
-
-    protected override bool CanHealSingleAbility => false;
-
-    private static bool InDeliruim => !Delirium.EnoughLevel || Delirium.IsCoolingDown && Delirium.ElapsedOneChargeAfterGCD(1) && !Delirium.ElapsedOneChargeAfterGCD(7);
-
-    private static bool CombatLess => CombatElapsedLess(3);
-
-    private bool CheckDarkSide
-    {
-        get
-        {
-            if (DarkSideEndAfterGCD(3)) return true;
-
-            if (CombatLess) return false;
-
-            if (InDeliruim || HasDarkArts) return true;
-
-            if (Configs.GetBool("TheBlackestNight") && Player.CurrentMp < 6000) return false;
-
-            return Player.CurrentMp >= 8500;
-        }
-    }
-
-    private bool UseBlood
-    {
-        get
-        {
-            if (!Delirium.EnoughLevel) return true;
-
-            if (Player.HasStatus(true, StatusID.Delirium) && Player.StatusStack(true, StatusID.BloodWeapon) < 2) return true;
-
-            if (BloodWeapon.WillHaveOneChargeGCD(1) || Blood >= 90 && !Player.HasStatus(true, StatusID.Delirium)) return true;
-
-            return false;
-        }
-    }
-
-    protected override IRotationConfigSet CreateConfiguration()
-        => base.CreateConfiguration()
-            .SetBool("TheBlackestNight", true, "Keep 3000 MP");
-
-    protected override IAction CountDownAction(float remainTime)
-    {
-        //Provoke when has Shield.
-        if(remainTime <= Service.Config.CountDownAhead)
-        {
-            if (HasTankStance)
-            {
-                if (Provoke.CanUse(out var act1)) return act1;
-            }
-            else
-            {
-                if (Unmend.CanUse(out var act1)) return act1;
-            }
-        }
-        if (remainTime <= 2 && UseBurstMedicine(out var act)) return act;
-        if (remainTime <= 3 && TheBlackestNight.CanUse(out act)) return act;
-        if (remainTime <= 4 && BloodWeapon.CanUse(out act)) return act;
-        return base.CountDownAction(remainTime);
-    }
-
-    [RotationDesc(ActionID.TheBlackestNight)]
-    protected override bool HealSingleAbility(byte abilitiesRemaining, out IAction act)
-    {
-        if (TheBlackestNight.CanUse(out act)) return true;
-
-        return false;
-    }
-
-    [RotationDesc(ActionID.DarkMissionary, ActionID.Reprisal)]
-    protected override bool DefenseAreaAbility(byte abilitiesRemaining, out IAction act)
-    {
-        if (DarkMissionary.CanUse(out act)) return true;
-        if (Reprisal.CanUse(out act, CanUseOption.MustUse)) return true;
-
-        return false;
-    }
-
-    [RotationDesc(ActionID.TheBlackestNight, ActionID.Oblation, ActionID.ShadowWall, ActionID.Rampart, ActionID.DarkMind, ActionID.Reprisal)]
-    protected override bool DefenseSingleAbility(byte abilitiesRemaining, out IAction act)
-    {
-        act = null;
-
-        if (Player.HasStatus(true, StatusID.TheBlackestNight)) return false;
-
-        if (abilitiesRemaining == 1)
-        {
-            if (TheBlackestNight.CanUse(out act)) return true;
-
-            //10
-            if (Oblation.CanUse(out act, CanUseOption.EmptyOrSkipCombo)) return true;
-        }
-        else
-        {
-            //30
-            if (ShadowWall.CanUse(out act)) return true;
-
-            //20
-            if (Rampart.CanUse(out act)) return true;
-            if (DarkMind.CanUse(out act)) return true;
-        }
-
-        if (Reprisal.CanUse(out act, CanUseOption.MustUse)) return true;
-
-        return false;
-    }
-
-    protected override bool GeneralGCD(out IAction act)
-    {
-        //Use Blood
-        if (UseBlood)
-        {
-            if (Quietus.CanUse(out act)) return true;
-            if (BloodSpiller.CanUse(out act)) return true;
-        }
-
-        //AOE
-        if (StalwartSoul.CanUse(out act)) return true;
-        if (Unleash.CanUse(out act)) return true;
-
-        //单体
-        if (Souleater.CanUse(out act)) return true;
-        if (SyphonStrike.CanUse(out act)) return true;
-        if (HardSlash.CanUse(out act)) return true;
-
-        if (SpecialType == SpecialCommandType.MoveForward && MoveForwardAbility(1, out act)) return true;
-        if (Unmend.CanUse(out act)) return true;
-
-        return false;
-    }
-
-    protected override bool AttackAbility(byte abilitiesRemaining, out IAction act)
-    {
-        if (CheckDarkSide)
-        {
-            if (FloodOfDarkness.CanUse(out act)) return true;
-            if (EdgeOfDarkness.CanUse(out act)) return true;
-        }
-
-        if (InBurst)
-        {
-            if (UseBurstMedicine(out act)) return true;
-            if (BloodWeapon.CanUse(out act)) return true;
-            if (Delirium.CanUse(out act)) return true;
-        }
-
-        if (CombatLess)
-        {
-            act = null;
-            return false;
-        }
-
-        if (LivingShadow.CanUse(out act)) return true;
-
-        if (!IsMoving && SaltedEarth.CanUse(out act, CanUseOption.MustUse)) return true;
-
-        if (InDeliruim)
-        {
-            if (ShadowBringer.CanUse(out act, CanUseOption.MustUse)) return true;
-
-            if (AbyssalDrain.CanUse(out act)) return true;
-            if (CarveandSpit.CanUse(out act)) return true;
-
-            if (ShadowBringer.CanUse(out act, CanUseOption.MustUse | CanUseOption.EmptyOrSkipCombo)) return true;
-        }
-
-        if (SaltandDarkness.CanUse(out act)) return true;
-
-        if (Plunge.CanUse(out act, CanUseOption.MustUse) && !IsMoving) return true;
-
-        return false;
-    }
-}
\ No newline at end of file