A Visual Novel/Dating Sim about Hideaki who has moved from his small village to a much larger town, Okutama. He struggles with everyday life, till he arrives at Wanko High. His new school. When he arrives he is presented with many choices and even some hidden secrets.
The year is 1908. The 20th century is still young. An unfamiliar 20th century - in an unfamiliar world. This is a world that experienced a 19th century very different from our own. A world filled with innumerable steam-powered Engines. The unnaturally rapid development of this steam civilization has left the world's skies shrouded in grey... and its seas dyed in shades of black.
A period of rapid growth for Japan as it activates its first nuclear reactor and early skylines are being unveiled at car shows.
Meanwhile, chaos is erupting in Tokyo as government sanctioned ”red-line” districts are being abolished, private prostitution is becoming more common, and an abnormal, perverted murder occurs in Nakano.