Koisuru Ryuu no Shima

Nishino, who is working part-time jobs to cover his sister's medical costs after graduating from high school, is taken by a tall, white-haired man named Byakuya, who exerts a powerful presence and appears to be an ancient dragon. Without delay, Nishino is undressed and experiences intense sexual encounters. Byakuya holds him under his control, using his sister's medical expenses as leverage, leading to Nishino's growing discomfort. Yet, as he witnesses Byakuya's typically cold demeanor shift into passionate and captivated behavior during their encounters, Nishino begins to feel unexpected emotions.