New Age Insect King

One hundred and fifteen years ago, following a meteor shower, terrifying alien bugs invaded the earth. Facing the Zerg with strange abilities and various types, mankind was completely defeated. Fortunately, the zerg were unable to cross the sea. So, mankind launched the sea city project. As time goes by, more and more people are unwilling to counterattack on land, and just want to stay in the sea city and develop comfortably. But the Zerg race has not stopped evolving. A young man wants to change this situation and become the savior of mankind. But in the end, he discovered that he might be mankind's biggest enemy.