One person with a strange condition, multiple inappropriate therapy techniques, and an indefinite number of rapidly spreading post-it notes. Thatâs just Kâs reality, a young adult whoâs leaving a trail of yellow post-its wherever they go. In a desperate attempt to get some sort of medication for this âdiseaseâ, K goes through an ordeal of psychiatrist appointments only to discover the unpleasant and unwelcome surprises.