Steins;Gate

Steins;Gate is a 2009 science fiction visual novel game developed by 5pb. and Nitroplus. It is the second game in the Science Adventure series, following Chaos;Head. The story follows 18-year old Rintaro Okabe and his friends as they accidentally invent a form of time travel via text messages that can be sent to the past. The gameplay in Steins;Gate includes branching scenarios with courses of interaction.