diff --git a/code/__DEFINES/traits.dm b/code/__DEFINES/traits.dm
index 3ac0b8b9fb..9040ee25d8 100644
--- a/code/__DEFINES/traits.dm
+++ b/code/__DEFINES/traits.dm
@@ -75,6 +75,7 @@
 #define TRAIT_NYMPHO			"nymphomania"
 #define TRAIT_MASO              "masochism"
 #define	TRAIT_HIGH_BLOOD        "high_blood"
+#define TRAIT_PHARMA            "hepatic_pharmacokinesis"
 
 
 
diff --git a/code/game/objects/items/devices/scanners.dm b/code/game/objects/items/devices/scanners.dm
index a613e9c518..c733b2086b 100644
--- a/code/game/objects/items/devices/scanners.dm
+++ b/code/game/objects/items/devices/scanners.dm
@@ -137,6 +137,15 @@ SLIME SCANNER
 			to_chat(user, "<span class='danger'>Subject suffering from heart attack: Apply defibrillation or other electric shock immediately!</span>")
 		if(H.undergoing_liver_failure() && H.stat != DEAD)
 			to_chat(user, "<span class='danger'>Subject is suffering from liver failure: Apply Corazone and begin a liver transplant immediately!</span>")
+		var/obj/item/organ/liver/L = M.getorganslot("liver")
+		if(L.swelling > 20)
+			to_chat(user, "<span class='danger'>Subject is suffering from hyperhepatia.</span>") //i.e. shrink their liver or give them a transplant.
+		var/obj/item/organ/tongue/T = M.getorganslot("tongue")
+		if(!T || T.damage > 40)
+			to_chat(user, "<span class='danger'>Subject is suffering from caustic burns on their tongue./span>") //i.e. their tongue is shot
+		var/obj/item/organ/lungs/Lung = M.getorganslot("lungs")
+		if(Lung.damage > 150)
+			to_chat(user, "<span class='danger'>Subject is suffering from an acute inhalation injury.</span>") //i.e. Their lungs are shot
 
 	var/msg = "<span class='info'>*---------*\nAnalyzing results for [M]:\n\tOverall status: [mob_status]\n"
 
diff --git a/code/modules/surgery/organs/liver.dm b/code/modules/surgery/organs/liver.dm
index ee767566e6..75c9c0e2eb 100755
--- a/code/modules/surgery/organs/liver.dm
+++ b/code/modules/surgery/organs/liver.dm
@@ -16,6 +16,8 @@
 	var/toxTolerance = LIVER_DEFAULT_TOX_TOLERANCE//maximum amount of toxins the liver can just shrug off
 	var/toxLethality = LIVER_DEFAULT_TOX_LETHALITY//affects how much damage toxins do to the liver
 	var/filterToxins = TRUE //whether to filter toxins
+	var/swelling = 0
+	var/cachedmoveCalc = 1
 
 /obj/item/organ/liver/on_life()
 	var/mob/living/carbon/C = owner
@@ -45,11 +47,39 @@
 	if(damage > maxHealth)//cap liver damage
 		damage = maxHealth
 
+	if(swelling >= 10)
+		pharmacokinesis()
+
 /obj/item/organ/liver/prepare_eat()
 	var/obj/S = ..()
 	S.reagents.add_reagent("iron", 5)
 	return S
 
+//Just in case
+/obj/item/organ/liver/Remove(mob/living/carbon/M, special = 0)
+	M.remove_movespeed_modifier("pharma")
+	M.ResetBloodVol() //At the moment, this shouldn't allow application twice. You either have this OR a thirsty ferret.
+	sizeMoveMod(1, M)
+
+//Applies some of the effects to the patient.
+/obj/item/organ/liver/proc/pharmacokinesis()
+	var/moveCalc = 1+((round(swelling) - 9)/3)
+	if(moveCalc == cachedmoveCalc)//reduce calculations
+		return
+	if(prob(5))
+		to_chat(owner, "<span class='notice'>You feel a stange ache in your side, almost like a sitch. You notice a hint of perspiration as your breathing becomes labored, this pain is affeting your movements and amking you feel lightheaded.</span>")
+	var/mob/living/carbon/human/H = owner
+	H.add_movespeed_modifier("pharma", TRUE, 100, NONE, override = TRUE, multiplicative_slowdown = moveCalc)
+	H.AdjustBloodVol(moveCalc/3)
+	sizeMoveMod(moveCalc, H)
+
+/obj/item/organ/liver/proc/sizeMoveMod(var/value, mob/living/carbon/human/H)
+	if(cachedmoveCalc == value)
+		return
+	H.next_move_modifier /= cachedmoveCalc
+	H.next_move_modifier *= value
+	cachedmoveCalc = value
+
 /obj/item/organ/liver/fly
 	name = "insectoid liver"
 	icon_state = "liver-x" //xenomorph liver? It's just a black liver so it fits.
diff --git a/modular_citadel/code/datums/traits/neutral.dm b/modular_citadel/code/datums/traits/neutral.dm
index 05aeb27361..eb48a58c7f 100644
--- a/modular_citadel/code/datums/traits/neutral.dm
+++ b/modular_citadel/code/datums/traits/neutral.dm
@@ -31,3 +31,13 @@
 	mob_trait = TRAIT_MASO
 	gain_text = "<span class='notice'>You desire to be hurt.</span>"
 	lose_text = "<span class='notice'>Pain has become less exciting for you.</span>"
+
+/datum/quirk/pharmacokinesis //Prevents unwanted organ additions.
+	name = "Acute hepatic pharmacokinesis"
+	desc = "You've a rare genetic disorder that causes certain chemicals to be absorbed by your liver instead."
+	value = 0
+	mob_trait = TRAIT_PHARMA
+	lose_text = "<span class='notice'>Your liver feels different.</span>"
+	var/active = FALSE
+	var/power = 0
+	var/cachedmoveCalc = 1
diff --git a/modular_citadel/code/modules/arousal/organs/genitals.dm b/modular_citadel/code/modules/arousal/organs/genitals.dm
index 73afd75002..d93496e867 100644
--- a/modular_citadel/code/modules/arousal/organs/genitals.dm
+++ b/modular_citadel/code/modules/arousal/organs/genitals.dm
@@ -297,6 +297,9 @@
 	var/organCheck = FALSE
 	var/breastCheck = FALSE
 	var/willyCheck = FALSE
+	if(!canbearoused)
+		add_trait(TRAIT_PHARMA)//Prefs prevent unwanted organs.
+		return
 	for(var/obj/item/organ/O in internal_organs)
 		if(istype(O, /obj/item/organ/genital))
 			organCheck = TRUE
diff --git a/modular_citadel/code/modules/reagents/chemistry/reagents/fermi_reagents.dm b/modular_citadel/code/modules/reagents/chemistry/reagents/fermi_reagents.dm
index e16d12dcc3..27450aa060 100644
--- a/modular_citadel/code/modules/reagents/chemistry/reagents/fermi_reagents.dm
+++ b/modular_citadel/code/modules/reagents/chemistry/reagents/fermi_reagents.dm
@@ -547,10 +547,19 @@ IMPORTANT FACTORS TO CONSIDER WHILE BALANCING
 
 /datum/reagent/fermi/BElarger/on_mob_life(mob/living/carbon/M) //Increases breast size
 	if(!ishuman(M))//Just in case
-		return
+		return..()
+
 	var/mob/living/carbon/human/H = M
 	var/obj/item/organ/genital/breasts/B = M.getorganslot("breasts")
 	if(!B) //If they don't have breasts, give them breasts.
+
+		//If they have Acute hepatic pharmacokinesis, then route processing though liver.
+		if(M.has_trait(TRAIT_PHARMA))
+			var/obj/item/organ/liver/L = M.getorganslot("liver")
+			L.swelling+= 0.1
+			return..()
+
+		//otherwise proceed as normal
 		var/obj/item/organ/genital/breasts/nB = new
 		nB.Insert(M)
 		if(nB)
@@ -579,6 +588,12 @@ IMPORTANT FACTORS TO CONSIDER WHILE BALANCING
 
 /datum/reagent/fermi/BElarger/overdose_process(mob/living/carbon/M) //Turns you into a female if male and ODing, doesn't touch nonbinary and object genders.
 
+	//Acute hepatic pharmacokinesis.
+	if(M.has_trait(TRAIT_PHARMA))
+		var/obj/item/organ/liver/L = M.getorganslot("liver")
+		L.swelling+= 0.05
+		return ..()
+
 	var/obj/item/organ/genital/penis/P = M.getorganslot("penis")
 	var/obj/item/organ/genital/testicles/T = M.getorganslot("testicles")
 	var/obj/item/organ/genital/vagina/V = M.getorganslot("vagina")
@@ -614,7 +629,14 @@ IMPORTANT FACTORS TO CONSIDER WHILE BALANCING
 /datum/reagent/fermi/BEsmaller/on_mob_life(mob/living/carbon/M)
 	var/obj/item/organ/genital/breasts/B = M.getorganslot("breasts")
 	if(!B)
-		return
+		//Acute hepatic pharmacokinesis.
+		if(M.has_trait(TRAIT_PHARMA))
+			var/obj/item/organ/liver/L = M.getorganslot("liver")
+			L.swelling-= 0.1
+			return ..()
+
+		//otherwise proceed as normal
+		return..()
 	B.cached_size = B.cached_size - 0.1
 	B.update()
 	..()
@@ -669,6 +691,14 @@ IMPORTANT FACTORS TO CONSIDER WHILE BALANCING
 	var/mob/living/carbon/human/H = M
 	var/obj/item/organ/genital/penis/P = M.getorganslot("penis")
 	if(!P)//They do have a preponderance for escapism, or so I've heard.
+
+		//If they have Acute hepatic pharmacokinesis, then route processing though liver.
+		if(M.has_trait(TRAIT_PHARMA))
+			var/obj/item/organ/liver/L = M.getorganslot("liver")
+			L.swelling+= 0.1
+			return..()
+
+		//otherwise proceed as normal
 		var/obj/item/organ/genital/penis/nP = new
 		nP.Insert(M)
 		if(nP)
@@ -690,6 +720,12 @@ IMPORTANT FACTORS TO CONSIDER WHILE BALANCING
 	..()
 
 /datum/reagent/fermi/PElarger/overdose_process(mob/living/carbon/M) //Turns you into a male if female and ODing, doesn't touch nonbinary and object genders.
+	//Acute hepatic pharmacokinesis.
+	if(M.has_trait(TRAIT_PHARMA))
+		var/obj/item/organ/liver/L = M.getorganslot("liver")
+		L.swelling+= 0.05
+		return..()
+
 	var/obj/item/organ/genital/breasts/B = M.getorganslot("breasts")
 	var/obj/item/organ/genital/testicles/T = M.getorganslot("testicles")
 	var/obj/item/organ/genital/vagina/V = M.getorganslot("vagina")
@@ -724,7 +760,14 @@ IMPORTANT FACTORS TO CONSIDER WHILE BALANCING
 	var/mob/living/carbon/human/H = M
 	var/obj/item/organ/genital/penis/P = H.getorganslot("penis")
 	if(!P)
-		return
+		//Acute hepatic pharmacokinesis.
+		if(M.has_trait(TRAIT_PHARMA))
+			var/obj/item/organ/liver/L = M.getorganslot("liver")
+			L.swelling-= 0.1
+			return..()
+
+		//otherwise proceed as normal
+		return..()
 	P.cached_length = P.cached_length - 0.1
 	P.update()
 	..()