406FNS-001 [Uncensored Leaked] Sensitivity increases in an instant with a 2-day, 1-night Spartan training! Nipple development hot spring trip Eriko Sora

Erika's pink nipples are a mystery when it comes to sensitivity. To keep those protrusions perched atop her beautiful F-cup breasts permanently erect, she embarks on a two-day, one-night nipple training trip to a hot spring! Sensitivity-boosting nipple stickers are applied in the car, and her deeply colored nipples are teased with an electric brush and nipple cups, exposing her pure white breasts in front of a stranger. Her sensitive body begins to twitch and bounce as she's pinched and licked, and when a cock is inserted deep into her vagina, she screams and climaxes...