The end of the world, and happy birthday

The end of the world, and happy birthday is a Japanese adult visual novel which deals with an apocalyptic prophecy in 2012. The player controls Kazuomi, a young man who wholeheartedly believes the rumor circling around online that the world will come to an end on September 29, 2012. An intensely proactive man, Kazuomi decides that he must immediately take measures to ensure the safety of Iri Chigasaki, the younger sister of his late best friend, Touya, because ever since Touya died in a motorcyc...