0verwritten

Year 2036 - Okabe Rintaro, a man who's been forced to suffer defeat over and over again, has finally reached the promised worldline. However, instead of the world of his dreams, he's met with a fragile status quo that can shatter at any moment. Can he do like his past self and keep the world going, or will it fall into a pit darker than World War 3? (Uses/spoils SciADV and S;G 0)