Playing House with My Sleeping Brother

***Please be aware that this work contains the keyword 'sleep rape,' so please be mindful when reading.*** Yoo Il-han is the only son of a pharmaceutical company, but he was born sickly. Yoo Yi-hyun is adopted to replace him. However, Yoo Il-han treats Yi-hyun like a dog and bosses him around… “Yi-hyun. No matter how much you try, you’re just my replacement. What meaning would your life have without me, right? So… fuck.” A 'thuk' sound, as a thumb poked his cheek, punctuating the sentence. “Know your place.” “…Yes, yes, hyung.” Yi-hyun, who licked his blood-soaked front teeth with his tongue, raised the corner of his lips. The beauty mark on his cheek, poked sharply, was distorted p...