Mc is a common Japanese students who loves playing tactical games. One day, he got invitation to a new game which then self installed on his phone. He start playing as something like general, coordinating his soldiers in a war. Unknowingly, the war in the game do take place. And mc was surprised to watch the news of the war from tv.
lol it sounds like Revolt. at least its similar if you check Baka-updates. but i say i am interested now Thx