kaworukun's manga / #Scent kink(1)

1-2. Akira's boyfriend Youji has an abnormally heightened sense of smell. Youji marks Akira as his own after smelling a different friend on him. 3-4. Takumi is a high school boy who's being possessed by an incubus. 5. Makkii, a high school student, becomes enamored with a popular boy in the next class over 6. Tomoyuki is determined to hear his boyfriend (Ryouji)'s lewd voice. 7-9. Miki is blackmailed into being the sex toy of his work superior, Saito. [TW Noncon at the end of ch1]