[Happy Present (Kouduki Miyabi)] Switching Bodies With a Lewd Sister: From Today on I'll be a Cock Slave [sensualaoi]

Experience a sudden transformation when a brother finds himself unexpectedly inhabiting the body of his younger sister. As the physical reality of his new, feminine form sets in, the initial shock of possessing soft breasts and a delicate physique gives way to overwhelming sensations. What began as a confusing swap quickly evolves into a series of intense, blissful encounters, forcing him to embrace his new identity and the irresistible cravings that come with it.