異世界ホテルへようこそ raw 第01巻 [Isekai Hotel He Yo Koso vol 01]

After their parents tragically passed away during middle school, Lee-kun was left alone with his doting sister, Towa. However, three years later, Towa also disappears. Subsequently, Lee-kun himself is summoned to a different world and reunites with Towa. In this otherworld, Towa has become the strongest hero!?A beautiful harem ensues in this otherworldly erotic romantic comedy!