Alone in a Room With a Beautiful Girl in Defenseless Cute Pajamas is a Manga/Manhwa/Manhua in english language, Shounen series, english chapters have been translated and you can read them here. You are reading chapters on ManhwaZ.Com fastest updating comic site. The Summary is During summer break, Manamichi, who had been spending his days buried in studies, was tasked with tutoring his classmate, Makura Koiro. When he visited her apartment, where she lived alone, she greeted him in her pajamas and surprised him with an unexpected proposal. "Hey... let's just indulge together, okay?" Spending time with Koiro, who remained in her cute pajamas and was full of vulnerabilities, they played games, ate meals, and before he knew it, they were sleeping side by side.... Official Raw-https://www.ganganonline.com/title/2130
