Someone I'm Not Allowed to Love好きになっちゃいけない人

Although he was looked down on by those around him, Jin had gradually built a solid position for himself within the company. He was living a stable and peaceful life, but one day his sister-in-law asked him to take care of her niece, Hami, who had just started university.\r\n\r\nUnable to refuse, Jin accepted. However, when he saw her again for the first time in several years, that girl had grown into an attractive woman who looked exactly like his sister-in-law.\r\n\r\nThat was how they began living together under the same roof. But there was one big problem: while he was asleep, Hami would slip into his bed.\r\n\r\n“Hmm... are you already asleep?”\r\n\r\nAnd then, after a certain incident, everything began to escalate more and more...