[ENGLISH-SUBTITLE] PPPE-183 After my mother died, I continued to suck my sister's breasts for 10 years. You helped me grow up to be this strong person. Karen Yuzuriha

“It'' started with my mom's sudden death. For the next 10 years, the younger brother, who was unable to wean, grew up using his older sister's breasts as a pacifier. My younger brother's tongue movement when sucking has improved