Iyashinbo ~Sekai de Ichiban Suki na Hito~

Makoto is a high school student living with his loving mother, Tamami, after his father's passing. One morning, he wakes up with an erection that just won't go away. A hospital visit reveals he has a rare condition requiring periodic ejaculation. Tamami steps in to help with daily oral care, but soon finds herself overwhelmed by newfound desires. Dive into this taboo tale of mother-son intimacy.