Ending Flowchart

flowchart TD
  Got_Phone --> Louis_Alive --> Frog_Alive --> Paci_maze --> Pigfguu_Alive --> Paci_snow --> Marisol_Alive --> Neo_Alive --> 
  Paci_water --> Ariatto_Alive --> Paci_fire --> Guards_Alive --> Oyadi_Alive --> Paci_village --> Paci_Omega_Puppy -->
  Not_True_Lab --> Queen_Marisol_Stay
  Paci_fire --> Guards_Dead --> Oyadi_Alive2 --> Neut_village --> Neut_Omega_Puppy --> Queen_Marisol_Alive --> 
  Queen_Oyadi_Alive --> Revolt
  Queen_Marisol_Alive --> Queen_Oyadi_Dead --> Resign
  Guards_Alive --> Oyadi_Dead --> Neut_village
  Guards_Dead --> Oyadi_Dead
  Neut_Omega_Puppy --> Queen_Marisol_Dead --> Queen_Oyadi_Alive2
  Queen_Marisol_Dead --> Queen_Oyadi_Dead2 --> Queen_Lila --> King_Ariatto_Alive --> Figurehead
  Queen_Lila --> Last_Min_Abort_Geno --> Everyone_Hates_You
  Got_Phone --> Louis_Dead_Neut --> Louis_Not_Befriend
  Louis_Dead_Neut --> Neut_maze
  Got_Phone --> Louis_Dead_Geno --> Louis_Not_Befriend --> Pigfguu_Befriend
  Louis_Dead_Geno --> Geno_maze --> Pigfguu_Dead_Geno --> Geno_snow --> Marisol_Dead_Geno --> Neo_Dead_Geno --> 
  Geno_water --> Ariatto_Dead_Geno --> Geno_fire --> Guards_Dead_Geno --> Oyadi_Dead_Geno --> Geno_village -->
  Lucky_Dead_Geno --> Full_Geno --> Kokoro_Control
  Geno_village --> Lucky_Spare --> Queen_Lila
  Kokoro_Control --> PostGeno_Neut --> On_Their_Own_Terms
  Kokoro_Control --> PostGeno_Paci --> Their_World
  Kokoro_Control --> PostGeno_Geno --> You_Didn't_Learn_A_Thing
  Geno_snow --> Marisol_Spare --> Cont_Geno --> Exile
  Marisol_Spare --> Cont_Neut --> Queen_Marisol_Alive
  Louis_Alive --> Louis_Befriend --> Pigfguu_Befriend --> Neo_Befriend --> Lucky_Befriend 
  Louis_Befriend --> Pigfguu_Not_Befriend --> Neo_Not_Befriend --> Lucky_Not_Befriend --> 
  Ariatto_Not_Befriend --> Oyadi_Not_Befriend
  Marisol_Alive --> Marisol_Befriend --> Neo_Befriend
  Paci_snow --> Marisol_Dead_Neut --> Marisol_Not_Befriend --> Neut_water
  Marisol_Dead_Neut --> Neo_Not_Befriend
  Marisol_Befriend --> Neo_Not_Befriend
  Marisol_Alive --> Neo_Dead_Neut --> Neut_water
  Lucky_Befriend --> Ariatto_Befriend --> Oyadi_Befriend
  Neo_Befriend --> Oyadi_Befriend

In order of how early you can meet the requirements:

Louis, the One and Only

Friend to No One

The Stranger who rolled through Town

Queen Marisol (Resign)

Queen Marisol (Good) (Best Louis Ending)

Louis, the Lonely (Worst Louis Ending)