[Umemoto Seisaku Iinkai (Sakayama Shinta)] Shounen wa, Onee-chan ni Idakare Natsu | A Boy Embraced by His Older Sister: Summer [LKK•Scans]

A shy teenage boy finds himself embraced by his voluptuous older sister during a sultry summer night. She presses her ample curves against him, guiding his trembling body toward a heated intimacy that shatters his innocence. The charged atmosphere, underscored by whispered apologies and lingering contact, promises a forbidden summer of desire.