ガチャを回して仲間を増やす　最強の美少女軍団を作り上げろ (Associated Names)

Social game had became the hot topic in public now. There was one man who was addicted to it. For some reason, he was invited to another world after he rolled the gacha like he usually does. The gacha from the social game is available in his trusted smartphone. It was a convenient and cheat…