アンダーグランドホテル, UGH, Under Grand Hotel Hi no Ataru Basho, Under Grand Hotel Toraware no Shirushi, Under Ground Grand Hotel, Undergound Hotel, Undergrand Hotel
Under Grand Hotel is the inmate's name for a prison in the US. Sen is a Japanese guy who has been imprisoned after killing his lover's husband. Sword Fish is the leader of the prison. Sen needs Sword's protection, but can a love story work in a prison?