Welcome to the Different World Apartment

Yamamoto Tarou, an average-fresh graduate is having troubles on finding a job, his uncle then recommended to him to manage an apartment and decided to take the offer. It was a wooden-apartment surrounded by many high-rise buildings in Shinjuku along with its tenants. Tarou was relieved to have made it to have his very first job but little did he know that his first day at work would be disastrous!